Why was he refused admittance?
A
Why were they refusing him admittance?
B
Why are they refusing him admittance?
C
Why do they refuse him admittance?
D
Why did they refuse him admittance?
Correct Answer: Why did they refuse him admittance?
Why did they refuse him admittance?Given sentence is in simple past tense and it is in passive voice.
Rule :
Why + Subject + V1 + Other agents + ?