The ambiguous Rubin vase can be perceived either as a vase or as two ________

What is the correct developmental sequence of Sigmund Freud's psychosexual stages?

a. oral, genital, anal, latency, phallic b. oral, anal, phallic, latency, genital c. genital, phallic, latency, anal, oral d. oral, latency, phallic, anal, genital

According to a study conducted by Ehrenfreund and Badia (1962), in which of the following conditions did the rats perform the fastest?

A) High incentive-Low deprivation B) Low incentive-High deprivation C) High incentive-High deprivation D) Low incentive-Low deprivation