Find the Indicated Product by Applying the Distributive Property and Combining

Multiple Choice

Find the indicated product by applying the distributive property and combining similar terms. (2 x $-$ 7) (4 x $-$ 3)

A) $8 x ^ { 2 } - 6 x + 21$
B) $8 x ^ { 2 } + 34 x + 21$
C) $8 x ^ { 2 } - 34 x$
D) $8 x ^ { 2 } - 34 x + 21$
E) none of these