12. He wouldn't be so successful now if heso
hard when he was at school

A. didn't study
B. hadn't studied
C. wouldn't have studied​

The answer for the question is B

I believe it's B or C

the apollo program, also known as project apollo, was the third united states human spaceflight program carried out by the national aeronautics and space administration (nasa), which succeeded in landing the first humans on the moon from 1969 to 1972.

i think continuous as the stars that shine and twinkle on the milky way, they

stretched in never-ending line along the margin of a bay; ten thousand saw

i at glance, tossing their heads in sprightly dance.