1 .		a- means
2 .		Anti means
3 .		Contra means
4 .		Dis means
5 .		In/Il/Ir/Im all mean
6 .		Mal means
7 .		Mis means
8 .		Non means
9 .		Un means
10 .		Pseudo means
Answer choices in this exercise are randomized and will appear in a different order each time the page is loaded.