The process, mechanism, or means through which a variable produces a particular outcome is known as a(n) ____ variable

After having completed, and having done well at the 500 mile endurance triathlon, Rob declares it the most satisfying experience of his 37 years of life. This might be labeled a(n) __________

a) condition of worth. b) moment of self-actualization. c) peak experience. d) defining moment.

__________ represents one ability that Piaget may have underestimated in preoperational

children. Fill in the blanks with correct word