

I had just stepped on the stairs. The phone rang then
A. Barely had i stepped on the stairs than the phone rang
B. Had i stepped on the stairs no sooner the phone rang
C. No sooner I had stepped on the stairs before the phone rang
D. Hardly had i stepped on the stairs before the phone rang
A. Barely had i stepped on the stairs than the phone rang
B. Had i stepped on the stairs no sooner the phone rang
C. No sooner I had stepped on the stairs before the phone rang
D. Hardly had i stepped on the stairs before the phone rang