You Have Been Interested in Kanji,Japanese Logograph Symbols,for Many Years

You have been interested in kanji,Japanese logograph symbols,for many years.In fact,you know about 500 of them,which is extraordinarily advanced.Your friends frequently ask you what the symbols mean because they are interested in getting tattoos of them.You are surprised at how many times they ask you about the same symbol.Why is it that you can learn more kanji symbols fairly easily,but your friends barely learn a few symbols?

A) You have considerable knowledge, which assists you in learning more.
B) You hang around with friends who are not very intelligent.
C) Your friends put very little effort in learning the symbols.
D) You have special powers of memorization.