Professor Boyd suggests that children in every culture can distinguish between costs and benefits because humans have an inborn understanding of economics. The professor's suggestion is most consistent with the views of:

When an experiment makes use of a small number of participants, the results

a. are easier to replicate than when there are many participants. b. may miss potentially important findings because research with small samples is not very sensitive. c. small differences between groups are easier to spot than with large numbers of participants. d. are seldom valid.

Indiana looks at the ground near his feet. He hears a hissing sound and sees a long, thin shape with scales. From this information only, he determines the object is a snake. He is using ____ processing.?

a. ?sequential b. ?top-down c. ?ecological d. ?bottom-up