If a Firm Moves from One Point on a Production

Multiple Choice

If a firm moves from one point on a production isoquant to another point on the same isoquant, which of the following will certainly not happen?

A) A change in the level of output
B) A change in the ratio in which the inputs are combined
C) A change in the marginal products of the inputs
D) A change in the rate of technical substitution
E) A change in profitability