Which body systems will be directly affected when suffering from smoking-related diseases where oxygen levels are depleted?
choose all answers that are correct.
a. circulatory system
b. endocrine system
c. respiratory system
d. skeletal system
i think it is b and c

If you are going to enter a wrestling competition and need to make a certain weight, which method would best utilize? a: pinch an inch b: circumference measurements c: bathroom scale d: body-fat scale

Practice or pre-exercise theories of play pose the idea that a. play provides children with an opportunity to practice adult activities. b. play is necessary to reenergize human cognition. c. children have too much energy and play will rid them of that energy. d. children are the link between animals and human beings.

Which action encourages homophobia? tolerating others’ opinions welcoming someone into a group respecting others' differences accepting inappropriate terminology