The difference between the scores of African Americans and Caucasians has been estimated to be as high as ___ points

According to the textbook, perfectionism is having an inflated and impossible ideal self

Indicate whether the statement is true or false

Honeybees communicate through the use of ________

a. the sounds made by vibrating their wings b. their stingers, to touch other bees in the hive c. pheromones d. an intricate waggle dance