When a test actually measures what it is supposed to measure, the test has _______

A normal source of anxiety for a 1- to 2-year-old child is

a. loss of physical support b. strangers c. heights d. being alone

A subliminal message is one that is presented

A) below one's absolute threshold for awareness B) in a manner that is unconsciously persuasive C) with very soft background music D) repetitiously