If a person has the inability to see even at 20 feet what a typical person can see at 70 feet (20/70) after correction (corrective lenses, etc.), this is known as

a) blindness.
b) partial sightedness.
c) legally blind.
d) impairment.

b

Psychology

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The percentage of adolescents who are close to their siblings is approximately

13. 23. 33. 43.

Psychology

Which of the following is a disadvantage of aversive therapies used to treat substance abuse?

a) They are not based on sound psychological principles. b) There is not a lot of data on their effectiveness, because the techniques have only been recently developed. c) The client knows that the nausea is produced by something other than the addictive substance. d) The client doesn't experience an aversive outcome in all cases.

Psychology