Julian is interested in building a new house. three architects have given him plans. the first plan is for a house that will be 2,250 square feet. the total cost of the house will be $281,250. the second plan is for a house that will be 2,400 square feet. the total cost of the second house will be $288,000. the third plan is for a house that will be 2,500 square feet. the total cost of the third house will be $305,000. if julian wanted to choose the plan with the least expensive cost per square foot, which would he choose?

a. plan 1

b. plan 2

c. plan 3

d. all of the plans cost the same per square foot.