Marie was trying to show her friend why -3 × -8 equals a positive product. this is what she wrote: -3 × 0 = 0 -3 × (?) = 0 -3(8) -3(-8) = 0 -24 24 = 0 what should marie write in place of the question mark? a. 8 8 b. -8 (-8) c. 8 (-8) d. -8 0