Choose the 4 correct muscles the curl up strengthens

It's good to be in positive energy balance when you're  a.  a fully grown adult in good health.    b.  trying to deal with stress.    c.  recovering from the flu.    d.  beginning an exercise program

For your safety and the safety of the children, list 3 precautions while babysitting.

What is the answer to this particular question i have in health