For the Production Function $Q = a K + b L$

Multiple Choice

For the production function $Q = a K + b L$ , where the variables are graphed as usual, the equation for a typical isoquant is_____

A) $K = \frac { Q - b L } { a }$
B) $L = \frac { Q - a K } { b }$
C) $K = \frac { Q ^ { 2 } } { L }$
D) $K = a Q - b L$