为什么不是从国家层面开始？

问题如下：

Analyzing which social factors are material from an investment point of view should start at the:

选项：

A.country level.

B.industry level.

C.company level.

解释：

B is correct because analyzing which social topics are material from an investment point of view should start with an understanding of materiality at both the geographical and industry level. Once this is established, the company-level exposure can be determined by looking at the sector it operates in and which countries/regions it mostly operates in.