During which trimester of a woman's pregnancy do the toenails, lips, and eyelashes of the fetus usually appear? O A. First trimester
O B. Fourth trimester
O C. Second trimester
O D. Third trimester ​

It is

Explanation: Second Trimester: The Baby at 20 Weeks

Your baby is covered by fine, feathery hair called lanugo and a waxy protective coating called vernix. Eyebrows, eyelashes, fingernails, and toenails have formed. Your baby can even scratch itself. Your baby can hear and swallow.

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.