When a person's behavior is affected by a stimulus, even when that stimulus is below the person's absolute threshold for detecting it, it is an example of _______________

Heroin addiction and crime are thought to be highly correlated because

a) the drug causes loss of a moral sense, and sociopathy develops. b) criminals are more likely to become drug addicts than non-criminals because of their association with people in the "black market" drug trade. c) addicts commit crimes in order to raise money to buy drugs. d) addicts do not actually commit more crimes but are arrested more often because their behavior while on the drug is disruptive.

At what age do children begin to show an ability to deceive others?

a. Age 1 b. Age 18 months c. Age 2 d. Age 4