Question

oh, no! what is wrong with this car, Habtamu? i------- an accident. a, had b, have had c, had had d, was had

Answer 1

The correct answer is B. Have had
I HAVE HAD an accident.

Answer 2

i guess here it should be i have had an accident.

had an accident is used when it over in past

have had is used when it happend in the past but carried over in the present. here that person is expressing the same thinh that accident happend in past but carring over in persent too.