The weakest potential for abuse by 12th graders lies with which of the following substances?

Parents can expect their preschoolers to get a cold

A) 1–2 times a year. B) 3–4 times a year. C) 4–5 times a year. D) 6–7 times a year.

Randomly looking up words in a dictionary is a way to seek varied input and enhance creativity, according to creativity researcher

a. Nalini Ambady. b. Edward de Bono. c. Malcolm Gladwell. d. Howard Gardner.