Which of the following should you do when exercising on a step climber? (Multiple choice)
A.
Support body weight with arms
B.
Bend over machine
C.
Use lower body to work pedals
D.
Lean slightly forward

Dora experiences frequent headaches and was ordered by her doctor to take medicine for headache relief. what should she do so as not to abuse the medicine? take the medication as prescribed take an extra over-the-counter pill take double the dose of the prescribed medicine to make the headaches go away quickly take the medication to relieve her feelings of loneliness and depression

Me with this i need to get the answer quickly.

What angle should your knees not bend past when squatting? a. 30 degrees b. 45 degrees c. 90 degrees d. 120 degrees