Stone tools enabled our ancestors to butcher meat more quickly and efficiently, thereby providing higher quantities of protein for the developing brain and influencing the direction of our physical adaptation. this demonstrates the intimate connection between
a. unilineal cultural evolution and technology
b. norms and values
c. nature and nurture
d. biology and hegemony

Frankie is having difficulty developing a friendship with histeammate curtis. whenever frankie invites curtis to hangout with him at the park, curtis always says that he's busy. what is most likely preventing a healthy relationship fromforming? a)the boys are not being generous with their time andeffort. b)the boys are not communicating. c)both boys are too busy. d)the boys are on different teams.

List several ways that negative life events (death in the family, being laid off, etc) may affect your physical health.

Andrew feels good about himself. he doesn't know exactly why he is so happy, but every day he looks forward to his schoolwork and chores. "i play a game," he says. "i make a list of everything i have to get done, and then i try to finish it all before a certain time. for some reason, i feel great when i beat my time." based on this information, why is andrew happy? he gets a proper amount of sleep he eats healthy meals he has a strong family support group he regularly meets his own goals