问题

_______ the teachers in the school is one hundred, and _______ of them are women teachers.
A:The number of; four-fifths
B:A number of; four-fifth
C:A number of; four-fifths
D:The number of; four-fifth;
B:A number of; four-fifth
C:A number of; four-fifths
D:The number of; four-fifth;
正确答案是: