Answer:
sorry but we dont know bc we havent read the whole text
Explanation:
A is the answer to your question
Sorry for such late an answer, but I believe its A) Predicate Nominative.
C because it sounds more formal and like you know what you are talking about !
Answer:
Upset
Explanation:
He’s feeling upset that he was possibly left out of something, got pranked/cheated on, etc. Whatever happened was so bad that he thought they might be joking