What goes in the blank

Vicky does her homework carefully and efficiently or carefully and in an efficient manner or with care and efficiently

Dereck for his band is playing bass and sings backup or plays bass and sings backup or plays bass and singing backup

Respuesta :

Vicky does her homework in an efficient manner, And Dereck and his band plays bass and sings backup. 

Answer:

1) carefully and efficiently, and 2) plays bass and sings backup for his band.

Explanation: