If you are tired or just cannot seem to understand the material, a. Read the chapter again while studying for thee. Take a break and return to the chapter later
test
b. Ask a friend for their notes on the chapter d. All of these
Please select the best answer from the choices provided

I think its D

Explanation:

All of the answers are good because you can relax for a second which will help you stress way less and if you ask for notes you then can have another veiw of the question, and if you read the chapter again you might go over something that you missed the first time and understand better

answer; the correct answer is desert plants;