As a Firm Attempts to Expand Production,it Must ________ the Wage

Multiple Choice

As a firm attempts to expand production,it must ________ the wage it pays to attract additional help.This leads to ________ costs,making the long-run supply curve slope ________.

A) increase; higher; upward
B) increase; higher; downward
C) increase; lower; upward
D) decrease; lower; upward
E) decrease; higher; upward