usage of "deny"

[lost_soul]

Hi,

Could you tell me if the two sentences below is grammatical, please?

[Mister Micawber]

.
Both are fine. 'A' might be more common, but is no more natural-- it depends on the context.
.
_________________
Canadian-American native speaker
who teaches English for a living at Mister Micawber's
ESL cafe: Interview with Mister Micawber

[lost_soul]

Hi, MM

Thanks a bunch!