Comparisons of Asian Americans and Euro-Americans in Their Performance on Raven's

Comparisons of Asian Americans and Euro-Americans in their performance on Raven's progressive matrices reveals that

A) Asian Americans tend to outperform Euro-Americans.
B) Euro-Americans do worse on the task if they are reciting the alphabet.
C) Euro-Americans consistently do better on the task if they are saying something than if they are silent.
D) Asian Americans do better on the task if they are reciting the alphabet than if they are silent.
E) thinking and talking are largely unrelated for Euro-Americans.