Alexander Borbley combined two main theories of sleep and explained that the urge to sleep is partly a function of how long we have been awake and which of the following?

_____, the father of psychoanalysis, proposed that humans are motivated by two animal-like drives: aggression and sex.

A. Albert Ellis B. Carl Rogers C. Aaron Beck D. Sigmund Freud

Longitudinal studies examining attention have found that, compared to "long-lookers," "short-lookers" in infancy tend to have ____

a. lower IQ scores later in development b. higher IQ scores later in development c. lower attention scores later in development d. higher attention scores later in development