Does it make sense to consider the returns to scale of a production fu

Does it make sense to consider the returns to scale of a production function in the short run?

A) Yes, this is an important short-run characteristic of production functions.
B) Yes, returns to scale determine the diminishing marginal returns of the inputs.
C) No, returns to scale is a property of the consumer’s utility function.
D) No, we cannot change all of the production inputs in the short run.

ANSWER

D