SAT Question of the Day:
Before she became a major rock star capable of filling stadiums, she sings in little-known clubs and as a back-up singer for other acts.
(A) sings
(B) has sung
(C) is singing
(D) had sung
(E) has been singing



Answer :

D

Before she became a major rock star capable of filling stadiums, she HAD SUNG in little-known clubs and as a back-up singer for other acts.

I hope I helped!
Before she became a major rock star capable of filling stadiums, she sings in little-known clubs and as a back-up singer for other acts.

D. had sung 
Hope i helped, goodluck!