The ability to focus only on relevant stimuli, and not be distracted by irrelevant stimuli, is called

Surveys suggest that when older adults have permanently impaired vision, these people:

A) want relatives to take over everything. B) use creative techniques to cope. C) feel a sense of relief. D) always get incredibly depressed.

Hearing babies of deaf, signing parents

A) do not babble. B) produce a range of early sounds but stop babbling entirely around 6 months. C) produce babblelike hand motions with the rhythmic patterns of natural sign languages. D) are unprepared for conversational behavior.