The figure above shows the market for college education in the United States. If the government does not intervene in this market, the number of students going to college is ________ and the efficient number of students is ________

A) 13 million students per year; 16 million students per year
B) 14 million students per year; 16 million students per year
C) 10 million students per year; 14 million students per year
D) 10 million students per year; 13 million students per year
E) 14 million students per year; 10 million students per year

C