Approximately __________ percent of children are right-handed, whereas __________ percent of children are left-handed

Which of the following people will be most likely to eat the most?

A) Frank who is eating with his boss who is dieting. B) Sarah who usually has whole fruit for her mid-day snack. C) Barb who is visiting friends who readily eat seconds and thirds. D) Henry who is having dinner with his family who always serve relatively small portions.

Endorphins:

a. Are analgesics b. Inhibit the production of dopamine c. Produce dysphoria d. Are blocked by methadone