The correct answer is option two.
An infinitive phrase consists of an infinitive verb, and can be followed by a complement or a modifier, which is usually an adverb.
In the sentence above, the infinitive phrase comes before a complement "variety and interest to their writing."
Childhood, green is the third room and childhood is the third answer.
I underlined the adverbs in each sentence I think it will help u answer the questions
Twain is informing people aboutn how young kids are being pushed to do things they dont want to do. As in peer preasure, cleanrly this young boy should not be smoking or chewing tabacco but he tries because of the people laughing at him about not being able to chew tabacco. Mark Twain is conveying a former problem that we still have but do not acknowledge anymore. This happening will not just affect an individual, but everyone around.