A Production Function May Exhibit

Multiple Choice

A production function may exhibit

A) Constant returns to scale and diminishing marginal productivities to all inputs.
B) Constant returns to scale and diminishing marginal productivities to all but one input, but at least one input must have a constant marginal productivity.
C) Constant returns to scale and diminishing marginal productivity to at most one input.
D) Constant returns to scale and diminishing marginal productivities for no inputs.