What is an example of social change that occurred in the 1970s?

regarding theories of intelligence, which of the following statements is false? a. gardner rejects the view that there is a single entity called “intelligence.” b. thurstone felt that a general factor of intelligence is sufficient to assess intelligence. c. spearman believed that intelligence consisted of a general factor and other specific abilities. d. thurstone and his wife, thelma, developed the primary mental abilities test. e. most standard iq tests were developed to measure “g.”