A Firm Has the Production Function F(x₁, X₂)= (X^b₁

Multiple Choice

A firm has the production function f(x₁, x₂) = (x^b₁ . x_b²) c, where b > 0 and c > 0.This firm will have

A) increasing returns to scale if and only if 2b + c > 1.
B) increasing returns to scale if and only if bc > 1.
C) increasing returns to scale if and only if b + c > 1.
D) constant returns to scale if and only if c = 1.
E) constant returns to scale if and only if b = c.