It's a very long sentence with a lot of information, but it is still only a simple sentence (option b): it has only one verb (taught). In order to qualify as a complex or compound-complex sentence, it would have to have at least 2 phrases, each with a different verb.
Learned how to grow olives and grapes, and also borrowed the Greek alphabet
WOW!? That's a lot of questions....:(
The event that led rebellion in Latin America was that the king of Spain fell to the power on Napoleon and his army, and sense they had no more king and they loved there Spanish king it sparked a rebellion.
The fourth alternative is correct (D).
Nations produce goods and services according to their productive capacity, their natural resources and the specialization of the workforce. In this way, some goods and services are expensive for a nation to produce, but are cheaper for other nations to produce.
Thus, if each nation specializes in the product in which it has a production advantage, nations can make tradeoffs. The country that has an advantage in the production of a good can export it to other countries and still can import the goods to which it is not specialized.