When was north korea's most recent nuclear weapons testing?
a. 1990
b. 1989
c. 2003
d. 2009

What was one of the difficulties adams faced as president? a. european countries were trying to move back in on u.s. lands b. possible war with england; fighting between political parties c. problems with spain; trade disputes with russia d. census issues; problems with selecting a new capital

From 1990 to 2008, by what percent did the world’s most developed economies cut their greenhouse gas emissions?

Which of these is an edge city? boston, ma chicago, il irvine, ca detroit, mi