Iam giving 30 points plz which actions does the respiratory system the human body accomplish? a. take in food and expel solid waste products b. take in oxygen and get rid of carbon dioxide c. prepare and send messages from the brain to other body parts d. detect and prevent the onset of disease

Ava has an important exam coming up for which she feels unprepared. what is the best way for ava to relieve her stress about the exam? question 17 options: indulge in a little more coffee than usual to increase her concentration on the day of the exam. limit her time spent thinking about the exam and focus on leisure activities. spend extra time relaxing, sleeping, and watching television in the days leading up to the exam. manage her time by setting up a study schedule for the week prior to the exam.