Answer: athletic performance
This is the ONLY topic that is not studied cross-culturally by psychologists. Because the other three topics vary between cultures, they are studied and compared by psychologists. By doing this, psychologists can find the most effective methods by each culture to construct a method to best solve issue within those areas. Hope this helps!
I think it's because the language Shakespeare used was old English. Modern English is very different to the way it was spoken in Shakespeare's time.
Actually the answer D)Immorality <span />