No this isn't third person it is first, this is known because you know what the kids thoughts are and it keeps repeating what he is doing in his point of view and the word ' I ' keeps showing up so this is in first person
Answer:
In my opinion, I think it's A
Explanation: When authors develop characters, they describe the characters thoughts and emotions, the character's actions, speech, and forming relationships with the other characters. So in this case, A would be the best answer.