An important factor that brought changes to the hunter-gatherer way of life was that
there wasn’t enough rain for the crops they planted to grow.
illness reduced their numbers.
men began to outnumber women and the number of gatherers declined.
large prey animals were becoming extinct.

Andra has a family history of osteoporosis. her doctor advises her to eat foods rich in calcium. which foods should she add to her diet? a. fruits, especially grapes and berries b. unsaturated fats like olive and soybean oil c. beet greens, broccoli, and cheese

Which food preservation method can people use at home? a. fermentation b. irradiation c. pasteurization d. thermal processing

What is the difference between a license and a certificate in the healthcare system? a. a certificate grants the freedom to practice, while a license only confirms professional qualifications. b. a license grants the freedom to practice, while a certificate only confirms professional qualifications. c. medical doctors receive licenses, and nurses receive certificates. d. medical doctors receive certificates, and nurses receive licenses. i'll give you 30