+0

On a conference call with reporters, Mr. Brabender first said that the Michigan secretary of state had determined the tie, but upon questioning, he stepped back a bit and said, "I am basing this on anecdotal and empirical data".


1. As for the expression "upon questioning", who is questioning? He? or reporters?


2. What is the meaning of "upon questioning" here?


3. Should it be "upon being questioned" if it's reporters who are questioning him?


4. Can I use "upon asking" instead of "upon questioning" in that context?

+1

In this case we understand "upon questioning" to mean "when he was questioned (by reporters)" -- the same as "upon being questioned". No other meaning could be intended. "upon questioning" is probably a mistake, though possibly a justification of it could be attempted.

fire14. Can I use "upon asking" instead of "upon questioning" in that context?

No.