The castrati sang
A. only in Italy
B. only in churches where women couldn't sing,
C. only female opera roles
D. heroic male roles as well as some female roles,

the answer is letter b. false. fugue is a complex musical composition that does not occur or come together at the same time. in fact, it is composed of a number of voices or parts where the theme is introduced in one part and successively imitated in other parts.