What is the correct answer?

4

In each of the following questions, one or more of the sentences is/are incorrect. Identify the incorrect sentence(s).
A. As the growing economy makes increasing demands on infrastructure inputs, these problems could worsen in the coming year.
B. Therefore, addressing infrastructure gaps needs to doing our topmost priority next year.
C. The second risk lies in the global macroeconomic imbalances, reflected in the twin deficits of the US and rising surpluses of Asia.
D. The longer these imbalances have persisted, the greater has become the risk of a disruptive correction.