♫ - - - - - - - - - - - - - - - ~Hello There!~ - - - - - - - - - - - - - - - ♫➷ First, just divide the numbers:12/4 = 3When dividing values with exponents, you have to subtract the exponents:7 - 5 = 2Therefore, your answer would be option B. 3b^2➶ Hope This Helps You!➶ Good Luck (:➶ Have A Great Day ^-^↬ ʜᴀɴɴᴀʜ ♡