Refer to Exhibit 4-1

Refer to Exhibit 4-1.If consumers decide that they want 20 percent fewer weezils at every price,the equation for the new demand curve for weezils will be

A) Q_d = 20 − 1.6P.
B) Q_d = 0.2(20 − 2P) .
C) Q_d = 0.8(20 − 2P) .
D) Q_d = 80(20 − 2P) .