The range is a measure of

According to the network models of semantic memory,

a. activation expands from the node that has been activated, extending outward to other related nodes. b. only a small number of nodes are connected with other nodes c. nonprototypes are just as important as prototypes. d. each item is compared with a prototype to determine the category to which it belongs

Who helped initiate behaviorism by saying, "Let us limit ourselves to the things that can be observed . . ."?

Lev Vygotsky Erik Erikson B. F. Skinner John B. Watson