Use the Figure Below to Answer the Following Question(s)

Multiple Choice

Use the figure below to answer the following question(s) .
Figure 6-1
-Figure 6-1 illustrates the four possibilities of the distribution of costs and benefits among voters for a government project. For which types of projects would government action most likely work well, undertaking only efficient projects and rejecting inefficient ones?

A) types A and B
B) types B and D
C) types B and C
D) types A and D