Answer:
Tom
Explanation: Subject answers to a question Who? So in this case Tom is the one that did something, aka offered you a piece of cake.
Answer:
c). committed
Explanation:
We know he's working harder than expected of him, so he's definitely committed.
There is nothing that suggests he's clerical, innovative or unskilled.
what steps has Gatsby taken to ensure this reunion day is perfect?
He's had way too many flowers delivered, had Nick's lawn mowed, and is wearing a white suit with silver shirt and gold tie.
Hopes this helps :)