单选题 Which of the following strategies is least likely to be used by a hedge fund to increase leverage?

A、

A. Margin borrowing.
B、

B. Using derivatives.
C、

C. Pursuing arbitrage opportunities.

【正确答案】 C

【答案解析】Borrowing through a margin account, using derivatives, and borrowing external funds are methods commonly used by hedge funds to increase leverage. Hedge funds are generally allowed to pursue arbitrage opportunities, which may or may not increase leverage.