During the night, which two types of sleep alternate with each other in cycles that take approximately 90 minutes? a

Which of the following is NOT a characteristic of creative persons?

a. are more fluent in combining ideas from various sources b. accept irrational thoughts and are uninhibited about their feelings and fantasies c. value their independence d. prefer simplicity in their ideas and creations

In Freudian theory, the force that energizes the personality and underlies our efforts to survive, our sexual desires, and our pleasure-seeking is known as the

Fill in the blank with correct word