Use the Following Diagram to Answer the Following Questions

Use the following diagram to answer the following questions.

-Refer to Consumption Goods. Suppose the marginal benefit of moving from point B to point C is $500 while the marginal cost is $350. We know that:

A) the economy should produce additional capital goods.
B) the economy should produce additional consumption goods.
C) the economy should stay at point B.
D) the economy should move from point B to point A.