NO.PZ2018062002000140
问题如下：
Which of the following characteristics is not typical for embryonic stage?
选项：
A. Slow growth.
B. High prices.
C. Limited competitive pressures.
解释：
C is correct.
A limited competitive pressure is a typical characteristic for the growth stage. Slow growth and high prices are two typical characteristics for embryonic stage.
考点：Classification of Industry
在胚胎期，公司尚未形成规模效应，因此产品价格高。从成长期开始到成熟期，供应多，公司开始打价格战，价格是慢慢下降的过程。
胚胎阶段就发展慢嘛？a为什么对的
