[Grammar] She responded to their decision by her threatening to quit.

[yi-ing]

Do the following sentences have the same meaning? Which one is better?

She responded to their decision by her threatening to quit.

She responded to their decision by threatening to quit.
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[Rover_KE]

Only #2 is correct.

 

[yi-ing]

I think I used wrong pronoun. How about the following?
I am confused who threatened and who was threatened.


"She responded to their decision by their threatening to quit."

 

[emsr2d2]

That's ungrammatical so it means nothing.