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.
The right answer for the question that is being asked and shown above is that: "The narrator’s mother is addressing her sons for their misbehavior." The meaning of the excerpt is that The narrator’s mother is addressing her sons for their misbehavior.<span>
</span>
Im sorry i really dont know