Amateurs become experts in their fields when they start basing their solutions on

A weight level the body seems to defend by adjusting its rate of energy use is called the

a. weight set point. b. ideal weight. c. metabolic weight. d. energy/weight balance.

According to the introductory discussion of bilingualism,

a. more than half of the people in the world are at least partially bilingual. b. technically, a multilingual is someone who speaks two different languages that have different historical origins. c. a speaker's first language is the language that she or he currently speaks most fluently. d. the majority of the world's bilinguals learned their second language during high school.