ethann
contestada

___________ he did to study for the final exam must have been helpful; his grade improved from a B to an A.
A:Which
B:That
C:So what
D:Whatever

Respuesta :

D: Whatever he did to study for the final exam must have been helpful.
edog92
D: Whatever he did to study for the final exam must have been helpful; his grade improved from a B to an A.