Answer:
It is third person point of view.
Explanation:
The narrator refers to the main character, Marvin, using the pronoun "he." This makes it a third-person point of view.
Many of the runners ____ incredibly fast.
The subject is "many" and many is plural.
Has would be wrong because you need a linking verb (the predicate is an adjective)
"Is" would be wrong because the subject is plural and "is" corresponds to a singular subject.
"Was" is incorrect because "was" corresponds to a singular noun.
Therefore "are" would be correct because it is a linking verb that corresponds to a plural noun.
Video games can change your sleep pattern. Some people get an addiction to playing video games. If played too long can help with weight gain
I am not completely sure, but I would say that being the last of a long line of speakers refers to temporal context. Since you are last, it means that a long time will pass since it is your turn.