What are the functions of the digestive system? Select all that apply. (A)Wastes are eliminated from the body (by the excretory system)

( B) Breaks down food into molecules the body can use.

( C ) Moves oxygen from the outside environment into the body.

( D ) Helps the body move

ANYONE HELP PLEASE?

Read this passage from "the city without us" by alan weisman: which statement best explains how the structure of the passage supports the author's purpose? a. the passage traces several events in the order that they will occur to highlight how nature conquers human civilization. b. the passage shows that natural forces such as an absence of predators and an increase in the squirrel population can lead to destructive results. c. the passage shows that natural forms such as an absence of predators and human hunters can lead to the reforestation of new york city. d. the passage identifies how two natural forces are co-dependent - the deforestation of new york and the extinction of squirrels.