Find the Indicated Products by Using the Shortcut Pattern for Multiplying

Multiple Choice

Find the indicated products by using the shortcut pattern for multiplying binomials. (5 $-$ 4 x ) (8 $-$ 5 x )

A) $40 - 25 x + 20 x ^ { 2 }$
B) $40 - 57 x + 4 x ^ { 2 }$
C) $40 + 57 x + 20 x ^ { 2 }$
D) $40 - 57 x + 20 x ^ { 2 }$
E) none of these