Answer:
D. by adding "Specifically" to the beginning of the sentence
Explanation:
Sentence 2 states: They are suffering various effects of sleep deprivation.
Sentence 3 elaborates on specific effects of sleep deprivation that the teens are suffering from.
class's = owned by one class.
classes's = owned by multiple classes. (usually shortened to classes')
You can't shorter class's so class', however. Here's why:
<em>You can only shorten it when it's a plural noun that ends in an s or when it's a proper noun (names, places) that ends in an s.
</em><em>
</em>So unless there's more than one class, it's class's.<em>
</em>
The correct answer is C.
The sentence above is the major premise of the statement found in The Crisis, Number IV. The statement talked about how men can experience freedom through sacrifice and love for the country and his countrymen.
I think its c] concealed:honesty