Answer:
Area of the self will be 
Step-by-step explanation:
We have given that self is 4 feet wide and
feet deep
So length pf the shelf l =
feet
And width = 4 feet
We have to find the area of the self
We know that area is given by
Area = length × width
So area of the self will be 
it is gonna be c trust me I know for a fact
The question isn’t clear, post the question so I could help :) !
It’s c because none of the c values repeat