If people expect a drug to make them friendlier, they act friendlier. If they expect the same drug to make them less friendly, they act less friendly. What does this tendency illustrate?

______________ suggests that a person's development cannot be properly viewed without seeing how that person is enmeshed within a social and cultural context

a) Social-cognitive learning theory b) Cognitive neuroscience c) Contextual perspective d) Bioecological perspective

By about 30 months, children can say all the words they understand

a. True b. False Indicate whether the statement is true or false