题目内容：
Which of the following is true of CSR, according to the last paragraph?
A．Its negative effects on businesses are ot~en overlooked. A．Its negative effects on businesses are often overlooked.
B．The necessary amount of companies' spending on it is unknown.
B．The necessary amount of companies' spending on it is unknown.
C．Companies' financial capacity for it has been overestimated.
C．Companies' financial capacity for it has been overestimated.
D．It has brought much benefit to the banking industry.
D．It has brought much benefit to the banking industry.
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