Which of the following is the term that psychologists use for a pervasive and sustained emotional response that can color the person's perception of the world?

A theory is said to have heuristic value if __________

a) it stimulates debate and motivates researchers to pursue research related to the theory. b) it explains a fairly narrow area of behavior. c) it focuses attention on observations that cannot be readily explained in other ways. d) it provides solutions for real-world problems.

The aspect of color that corresponds to names such as red, green, and blue is __________

a) brightness. b) saturation. c) hue. d) fine detail.