Which of the following demonstrates the distributive property?
ab + ac = ac + ab
ba = ab
a(b + c) = ab + ac
ac – ab = -ab + ac

The 3rd one demonstrates the distributive property:

a(b + c) = ab + ac

You distribute the a inside the parenthesis ()

and thus find your answer

answer: i would say b

step-by-step explanation:

with the way the question is worded, i believe b is the answer

the cost of the apple depends on the weight