题目：
Which of the following statements regarding capital budgeting is correct A firm’s optimal capital budget can be found by moving along its investment opportunity schedule until: （）
A. it exhausts its capital budget.
B. the marginal revenue product is equal to marginal cost.
C. the next project’s return no longer covers the marginal cost of capital.
答案：
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参考答案：D解析：[知识点] 胃、十二指肠溃疡的常见并发症
