Suppose twin teenagers are vying for their mother's attention. The mother is trying to pay attention to one of her daughters, though both girls are talking (one about her boyfriend, one about a school project). According to the operating characteristics of Treisman's attenuator, it is most likely the attenuator is analyzing the incoming messages in terms of

A person's sex is determined by

nurture during prenatal development. the 23rd pair of chromosomes. the first pair of chromosomes. hormones released during prenatal development.

A major criticism of humanist theories of personality is that ________

a. they are overly pessimistic about human beings. b. many of the humanist assumptions are untestable. c. their operational definitions cannot be generalized to everyday life. d. peak experiences occur too frequently to be indicators of self-actualization.