HELP PLS!!!!

Al, Barb, and Calvin shared a large pepperoni pizza after school. Al ate 1/3 of the pizza, Barb ate 1/4 of the pizza. and Calvin ate the rest. What is the ratio of Al's share of the pizza, to Barb's share, to Calvin's share?

a. 4:3:5

b. 3:4:7

c. 5:4:3

d. 3:4:5

e. 4:5:7

HELP PLSAl Barb and Calvin shared a large pepperoni pizza after school Al ate 13 of the pizza Barb ate 14 of the pizza and Calvin ate the rest What is the ratio class=