Give an example of Opportunity Cost​

Answer 3 and 5 for brainliest. i don’t have a link for #3 sadly.

L2.4.3 test (cst): the story question 13 of 20 2 points choose the sentence that uses parallel structure correctly. o a. not only is she cutting her hair, but also coloring it. o b. he either decided to run the race or volunteer. o c. i am not only baking cookies but also brownies. od. neither my mother nor my father can watch my game.

The difference between the present reservoir, with its silent sterile shores and debris-choked side canyons, and the original glen canyon, is the difference between death and life. glen canyon was alive. lake powell is a graveyard. which word best contributes to the author’s sad tone?