The orderly, systematic, procedures psychologist use to study human and animal behavior

protein makes up the building blocks of organs, muscles, skin, hormones and pretty much everything that matters in your body.

some choices are:

peanut butter

seeds

eggs

yogurt

meats

fish

so pretty much meat, dairy, nuts, and grains.

answer; the code in musculoskeletal system subsection is associated with deep tissue possibly to the bone;

u can get stuck if wrong may u pls give mt the optians

explanation: