NO.PZ2024021802000064
问题如下：
When portfolio managers upload their portfolios onto third-party ESG data provider online platforms, most of these platforms are capable of:
选项：
A.producing a measure of the portfolio's relative carbon exposure.
B.calculating an exact overall controversy or risk score for the portfolio.
C.illustrating the portfolio's weighting to low-scoring companies on ESG metrics.
解释：
A. Incorrect because many of these platforms are capable of producing a picture of the portfolio’s environmental and carbon exposure on an absolute (not relative) value basis.
B. Incorrect because many of these platforms are capable of approximating an overall controversy or risk score for the portfolio, but they would not give an exact score.
C. Correct because many of these platforms are capable of illustrating a portfolio’s mean exposure and weighting toward low-, mid-, or high-scoring companies on ESG metrics.
这题不理解，请解释说明。
