What is the central idea of this paragraph?

Which of the following describes a method of using chronological order?

Respect for the environment means a: loving trees and animals b: not drinking out of streams c: making as little impact as possible on wilderness areas d: only using resources that are high in supply

Preview the following sentence and identify the meaning of the underlined word in the sentence. the brain was riddled with holes, it looked like a sponge. a. bridled c. perforated b. pierced d. b and c select the best answer from the choices provided a b c d mark this and return