Overall, Children Did Not Remember More Words Than Adults on a Memory

Multiple Choice

Overall, children did not remember more words than adults on a memory test, F (1, 153) = 3.00, p > 0.10, and participants listening to music during the test did not remember more words than those not listening to music, F (1, 153) = 1.98, p > 0.10.However, listening to music significantly aided the children in remembering the words, while it hindered the adults in remembering the words, F (1, 153) = 12.73, p < 0.05.Which effect(s) must be present in this study for these results to be valid?

A) main effect of age
B) main effect of music
C) interaction of age and music
D) main effect of age, main effect of music, and interaction of age and music