Exhibit 4.3 -Refer to Exhibit 4.3,which Shows the Supply Curves of Baby

Exhibit 4.3

-Refer to Exhibit 4.3,which shows the supply curves of baby formula.Which of the following changes is likely to result from an increase in the number of firms producing baby formula?

A) a movement from point a to point b on the supply curve S₁
B) a rightward shift of the supply curve from S₁ to S₂
C) a leftward shift of the supply curve from S₂ to S₁
D) a movement from point c to point d on the supply curve S₂
E) a movement from point b to point a on the supply curve S₁