To Model the Input Decisions for a Production System, We

Multiple Choice

To model the input decisions for a production system, we plot labor on the horizontal axis and capital on the vertical axis. In the short run, labor is a variable input and capital is fixed. The short-run expansion path for this production system is:

A) a vertical line.
B) a horizontal line.
C) equal to the 45-degree line from the origin.
D) not defined.