In school, you may have learned the rule of how to determine the area of a circle. The formula was ?R2. This formula always guarantees a solution; thus, the formula is an example of an algorithm

Which of the following is not a good explanation for why memory span improves with age?

a. memory capacity increases with age b. strategy use improves with age c. recognition memory improves with age d. processing speed increases with age

David Moscovitch (2009 ) from the University of Waterloo, Ontario, concluded that the fundamental core fear in those suffering from social phobia is:

a) Being judged harshly b) Autonomic lability c) The self is deficient d) All of the above