In the Production Function Y = F(K,NA),for a Given State

Multiple Choice

In the production function Y = f(K,NA) ,for a given state of technology,constant returns to scale implies that output (Y) will increase by 7% when

A) K or NA increase by 7%.
B) K and N increase by 7%.
C) N or A increase by 7%.
D) N and A increase by 7%.
E) all of the above