The best cardiorespiratory workout is one that
a. makes you extremely tired.
b. makes you extremely sore the next day.
c. you'll perform on a regular basis.
d. produces a high amount of sweat.

According to the national health and safety standards: guidelines for out-of-home care, what is the proper adult-to-child ratio for children younger than one year? a. one adult to one child b. one adult to two children c. one adult to three children d. one adult to four children