D because they cant read good, make no money, and probably wont live long........... but developed countries still have lots of agriculture jobs
The answer is b. a common currency
hope this helps ! :D
I believe the answer is D. The NASA mission which sent a probe to collide with a comet's nucleus is the Deep Impact. It is the first mission sent in order to see the interior of a comet. The comet that was aimed was called the Comet Tempel 1.