Which is not a voluntary action to care for the female reproductive system

If babies are consistently placed on their backs without any restrictions, what will happen to their development? a. they suffer from weakness in certain muscle groups. b. their ability to roll over, crawl, and eventually walk is hindered. c. they suffer brain damage from the pressure on the back of the head. d. they learn to roll over, crawl, and eventually walk on their own.

If the singular term ends in -us, the plural is usually formed by changing the ending to

To avoid whiplash, the center of the headrest must be your ears.