The Levels of Processing Theory of Memory Has Been Criticized

Multiple Choice

The levels of processing theory of memory has been criticized as being untestable because

A) there is no independent way of measuring depth of processing except for performance on a memory test.
B) the results of the experiments using college students have not generalized to subjects of different ages.
C) the effect of depth of processing on memory is very weak.
D) depth of processing can be measured only using incidental learning.