The Above Figure Shows the PPF for a Country That

The above figure shows the PPF for a country that produces computers and computer factories. The nation's production possibilities frontier is PPF0. At which of the following production points would the economy grow most rapidly?

A) Point A
B) Point B
C) Point C
D) It makes no difference among the three points because they are all production efficient.
E) More information is needed to answer the question.