Sam is installing a walkway around a rectangular flower patch in his garden. The flower patch is 12 feet long and 6 feet wide. The width of the walkway is x feet.

Sam created function A to represent the total area taken up by the flower patch and walkway by multiplying the functions modeling the new total length and width.

What does represent in this function?

A.
the area of the walkway along the width of the flower patch
B.
the total area of the walkway
C.
the total area of the flower patch
D.
the area of the walkway along the length of the flower patch