The Graphs Below Depict the Production Function and Labor Market

Multiple Choice

The graphs below depict the production function and labor market for an imaginary economy. The economy is, initially, at points x and X.
Figure 1 Figure 2
-An advance in technology shifts the production function upward and shifts the labor

A) demand curve rightward.
B) supply curve rightward.
C) demand curve leftward.
D) supply curve leftward.