此题逻辑上有些不明白 麻烦老师讲解下？问题如下图：
选项：
A. 
B. 
C. 
D. 
解释：
NO.PZ2016082406000045 Your company hreacheits cret limit to Forbut Foris insisting thyour firm provi some increaseprotection in the event a major projeForis unrtaking results in some unforeseen liability. Ignoring settlement risk anassuming option premiums are paiimmeately the time of the transaction, whiof these strategies will not give rise to increasecret exposure to For Selling a costless collto ForBuying option from ForSelling option to For None of the above ANSWER: C This is the only answer thinvolves truly selling option, whihno cret exposure. A collinvolves the sale anpurchase of option. 如题，没理解题目意思。
Your company hreacheits cret limit to Forbut Foris insisting thyour firm provi some increaseprotection in the event a major projeForis unrtaking results in some unforeseen liability. Ignoring settlement risk anassuming option premiums are paiimmeately the time of the transaction, whiof these strategies will not give rise to increasecret exposure to For Selling a costless collto ForBuying option from ForSelling option to For None of the above ANSWER: C This is the only answer thinvolves truly selling option, whihno cret exposure. A collinvolves the sale anpurchase of option. 请问collar是bull sprea者bearsprea，能画下图吗，感谢
Your company hreacheits cret limit to Forbut Foris insisting thyour firm provi some increaseprotection in the event a major projeForis unrtaking results in some unforeseen liability. Ignoring settlement risk anassuming option premiums are paiimmeately the time of the transaction, whiof these strategies will not give rise to increasecret exposure to For Selling a costless collto ForBuying option from ForSelling option to For None of the above ANSWER: C This is the only answer thinvolves truly selling option, whihno cret exposure. A collinvolves the sale anpurchase of option. 麻烦请老师一下A，谢谢！
Your company hreacheits cret limit to Forbut Foris insisting thyour firm provi some increaseprotection in the event a major projeForis unrtaking results in some unforeseen liability. Ignoring settlement risk anassuming option premiums are paiimmeately the time of the transaction, whiof these strategies will not give rise to increasecret exposure to For Selling a costless collto ForBuying option from ForSelling option to For None of the above ANSWER: C This is the only answer thinvolves truly selling option, whihno cret exposure. A collinvolves the sale anpurchase of option. 能否翻译 一下 题目和，谢谢
Your company hreacheits cret limit to Forbut Foris insisting thyour firm provi some increaseprotection in the event a major projeForis unrtaking results in some unforeseen liability. Ignoring settlement risk anassuming option premiums are paiimmeately the time of the transaction, whiof these strategies will not give rise to increasecret exposure to For Selling a costless collto ForBuying option from ForSelling option to For None of the above ANSWER: C This is the only answer thinvolves truly selling option, whihno cret exposure. A collinvolves the sale anpurchase of option. 请问这个题是问我们这一方是否有风险增加吗？而不是For
