A variable input is an input that can change

A) in the short run but not in the long run.
B) in the long run but not in the short run.
C) in both the long run and the short run.
D) without changing the level of output.

Variable Input

An input in the production process that can be altered in the short term to adjust the level of output.

Output

Output is the total amount of goods and services produced by an economy or business over a set period, quantifying productivity and economic activity.