请问原文出处是？

问题如下：

What creates a multiplier effect throughout the investment market in terms of ESG investing?

选项：

A.The level of ESG training provided to asset managers

B.The total AUM of asset managers

C.The effective implementation of responsible investment by individual asset owners

解释：

C is correct. When individual asset owners effectively implement responsible investment, it signifies to the market that responsible investment is a priority for them. This situation creates a multiplier effect throughout the investment market as it influences the willingness of investment consultants and investment managers to focus on responsible investment and ESG issues in their products and advice. This can accelerate the development of responsible investment through the investment chain.