The answer is b) respond to the flashing red lights as if they are a stop sign
Donkey. They eat paper BTW.
Society of the America and North Africa are closely parallel but their biggest difference is that Americans don't claim to be native and original people, thus one of the oddities of modern time is found in North Africa. American today classified themselves as a middle class.
discover the ocean and opened the school of navigation and soon turned into a regular school
Countries would be able to increase their productivity for the services with comparative advantage. A country then can sell products they produce efficiently and also would buy from other nations the products that they cannot produce. The comparative advantage can lose if there are competitors operating in a low wage country.