If Rosco's Tacos Competes with Eight Other Fast-Food Restaurants in the Same

If Rosco's Tacos competes with eight other fast-food restaurants in the same neighborhood, and two of those rival firms exit the market, then

A) the market supply curve will shift to the left.
B) the market supply curve will shift to the right.
C) the market demand curve will shift to the right.
D) the market demand curve will shift to the left.