Factor the Expression Completely $4 r ^ { 2 } - 4 r s - 35 s ^ { 2 }$

Multiple Choice

Factor the expression completely. $4 r ^ { 2 } - 4 r s - 35 s ^ { 2 }$

A) $\quad ( 7 r - 2 s ) ( 2 r + 5 s )$
B) $\quad ( 2 r - 7 s ) ( 2 r + 5 s )$
C) $\quad ( 2 r + 7 s ) ( 2 r - 5 s )$
D) $\quad ( 2 r - 7 s ) ( 5 r + 2 s )$