Since nothing is underlined i presume that the underlined pronoun is them. It is in the dative case because them is an object and answers the question to whom was something done. Them refers to the trainer's team.
B: Irony
Theme is something the author is trying to teach the reader.
Answer: i didn't understand this ell but i believe its c, complete sentences.
Explanation:
questions need a full sentence to be expressed properly