Based on the Total Time Hypothesis, a Cognitive Psychologist Predicted

Multiple Choice

Based on the total time hypothesis, a cognitive psychologist predicted that if a group studies a list of words for 10 minutes and another group studies the same list for 5 minutes, then the group studying for longer will later recall more words than the group studying them less. When tested under these conditions, the group studying longer recalled more list words than the group studying them for less time, confirming the psychologist's prediction. What is the BEST analysis of these statements?

A) It is not an argument because not all participants may try to learn the words.
B) It is only a set of claims based on a theory.
C) A sound conclusion has been drawn using a conditional deductive argument.
D) This conditional deductive argument is not valid.