When people are attracted to people who are like themselves this is called:

Korean toddlers often develop object-sorting skills later than their English-speaking counterparts because

A) Korean adults rarely call babies' attention to commonalities among objects. B) the Korean language often omits object names from sentences. C) Korean parents discourage babies from exploring objects. D) English-speaking adults have better categorization skills than their Korean-speaking counterparts.

Which of the following most likely contributes to the high level of accidents in the preschool-age group?

a) parent neglect; parent working full time; lack of supervision b) preschooler's high level of physical activity; curiosity; lack of judgment c) dangerous furniture; unsafe living conditions; poor lighting d) lack of quality day care; lack of supervision; poorly trained day care workers