Question

my father goes to office_ 9:30 choose the correct preposition​

Answer 1

Answer:

My father goes to the office at 9:30

Answer 2

$\huge\tt\fbox{✰Answer✰}$

My father goes to office at 9:30 .

$\bf{➟Reason}$

At is used for a definite point of time .

Example :

• she reached the office at 10 AM.
• we started off at 6:00 a.m.