It is necessary because if you don't have a confirmed opinion with textual evidence to back it up you wont have a good argument.
The answer is D. at a distance
Wild West, a strategy game, was one of the many psyco-drive-games that Michael played. In Wild West, he was the town’s sheriff. He enters a salon, and there, he is challenged by Black Eyed Jed to a duel. Before leaving the salon, Michael sees another Sheriff coming in, and orders Michael to follow him. They both run away, but they were being followed by villains, who shot the Sheriff and the game ends. He gets a message reading “I’m Sebastian Shultz, try plaing Dragon Quest”.
Out of the passage the summarizing sentence is
Tommy knows that in a formal discussion, you must be acknowledged before speaking
Explanation:
The sentence talks about the formal manners that Tommy must be following as he is now elected into the students' council for the school which is an administrative position among the students.
He must follow the rules of a fruitful discussion so as to be acknowledged as a viable part of the group and have his voice heard among his peers in the council that he is elected to.
The passage goes into the descriptions of such manners that it is necessary to learn.
A. because he keeps on repeating the same words over, just in different order.
