The parallelogram shown represents a map of the boundaries of a natural preserve. Walking trails run from points A to C and from points B to D. The measurements shown represent miles.

What is the sum of the lengths of the two trails?

A. 6 miles
B. 12 miles
C. 16 miles
D. 36 miles

The parallelogram shown represents a map of the boundaries of a natural preserve Walking trails run from points A to C and from points B to D The measurements s class=