What was the neutral stimulus in Watson’s Little Albert experiment?
A. loud clanging noise of metal bars
B. exposure to a furry rat
C. a bell ringing
D. the smell of food

The most effective way to provide children with safety messages is to a. not allow them to explore new environments. b. role play what not to do. c. clearly explain the correct way to do things. d. have a safety-themed day once each year.

The germs that cause infections are mainly spread in what three ways? a. immunization, mucous membranes, not washing hands b. germ-laden droplets, direct contact with body fluids, insects c. hand hygiene, sickness, immunization d. not enough sleep, low oral hygiene, germs

Sam is a four-year-old child. as compared to other boys of his age, his skin looks dull. his hair appears damaged and dry. which nutrient is sam’s body likely lacking? a. proteins b. carbohydrates c. fats d. minerals