(-7/8)(-3/4) = 21/32 Choice C.
Steps in multiplying fractions:
Step 1 Multiply numerators ⇒ -7 * -3 = 21 (negative signs are cancelled)
Step 2 Multiply denominators ⇒ 8 * 4 = 32
Step 3 Simplify fraction ⇒ 21/32 already in simplified form.
(-7*-3) / (8*4) = 21/32
