A. The secretary said that if Mr. Fisher was in his office.
B. The secretary enquired that if Mr. Fisher was in his office.
C. The secretary enquired if Mr. Fisher was in his office.
D. The secretary asked if Mr. Fisher had been in his office.
A. The secretary said that if Mr. Fisher was in his office.
B. The secretary enquired that if Mr. Fisher was in his office.
C. The secretary enquired if Mr. Fisher was in his office.
D. The secretary asked if Mr. Fisher had been in his office.