I don't retain a recollection, as a matter of a fact, of having given you a question.

ok
I don't retain a recollection, as a matter of a fact, of having given you a question.
I don't retain a recollection, as a matter of a fact, of having given you a question.
I don't retain a recollection, as a matter of a fact, of having given you a question.

question.