PLEASE HELP :( ‼️I WILL MARK BRAINLIEST‼️
10 POINTS

Which statement best explains how the infinitive is used in the sentence?

I read an excerpt from the biography about Dr. Seuss to learn more about how he wrote creative children's stories.

A. The infinitive from the biography works as an adjective in the
sentence

B. The infinitive how he wrote works as a verb.

C. The infinitive to learn acts as an adverb in the sentence.

D. The infinitive about Dr. Seuss modifies the noun biography

(1) fire extended humans’ geographical boundaries by allowing them to travel into regions that were previously too cold to explore. (2) it also kept predators away, allowing early humans to sleep securely. (3) fire, in fact, has been a significant factor in human development and progress in many ways. (4) other obvious benefits of fire are its uses in cooking and in hunting. (5) probably even more important, however, is that learning to control fire allowed people to change the very rhythm of their lives. (6) before fire, the human daily cycle coincided with the rising and setting of the sun. (7) with fire, though, humans gained time to think and talk about the day’s events and to prepare strategies for coping with tomorrow. the sentence that expresses the main idea is: (type the number of the sentence. then click “go.”)

Write an essay on your aim in life to become engineer

In 1957, lester b. pearson sent peacekeepers to the middle east. subject of verb