Research suggests that fetal alcohol syndrome is most closely associated with which of the following conditions?

When children are able to understand social interactions, including the causes and consequences of behavior, they have acquired a measure of

concrete operational thought. reversibility. social cognition. self-control.

Retroactive interference occurs when

a. previously acquired information makes it more difficult to acquire new information. b. the acquisition of new information makes it harder to remember older information. c. retrieval cues are particularly effective in generating a needed memory. d. information does not move from short-term memory to long-term memory.