Geraldo is going to paint the interor walls of the lobby of the local history museum. the room is 40 ft by 60 ft. its height is 16 ft. in order to purchase the right amount of paint, geraldo must calculate the lateral surface area of the room. what is rhe lateral surface area?

b

step-by-step explanation:

a difference is the result of subtraction. while each of these expressions has subtraction in it, a difference will be the result when subtraction is the last operation applied in the order of operations for the expression. this means subtraction must be outside of the parenthesis. only b has this.