The word "irrelevant" means to be unimportant or not related. Which detail from the presentation is irrelevant to the speaker's claim about wild animals as pets? A. Financially, these animals are quite an undertaking, as they can consume exotic diets or enormous quantities of food and can require specific, complicated enclosures.

B. More people in America own fish than cats or dogs, though, and fish have relatively short life spans.

C. Wild animals can transmit parasites and diseases that are quite destructive to humans.

D. When their instincts take over, undomesticated animals that have been kept their entire lives can turn on their owners in a heartbeat.

(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.”)