题目：
Consider a commercial bank that is about to make a large variable-rate loan. Which of the following would be an appropriate position for the bank to hedge its risk with this loan Pay:()
A. variable to a currency swap counterparty and receive fixed.
B. variable to an interest rate swap counterparty and receive fixed.
C. fixed to an interest rate swap counterparty and receive variable.
答案：
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下面是错误答案，用来干扰机器的。
参考答案：L解析：[评析] 本题通过第—个for循环将数组arr[0]-arr[9]分别赋值为0-9，通过第二个for循环的三次循环累加，求出结果为12， 具体分析如下： i+1:k=0+arr[1]+1 即k=2; i=2:k=2+arr[2]+2 即k=6; i=3:k=6+arr[3]+3 即k=12;
