The reason is very simple - profit.
The rabbits were not worth much to the Europeans, but were to the Aztecs, but the cocoa beans for the Europeans were like gold. They were a very attractive exotic product from which unique and unseen things were made. In the European market the cocoa beans had enormous price, and the demand for it was very high especially from the aristocracy which loved it and didn't speared money for it.
Answer: 1) they believed that Hitler is someone they can negotiate with, i.e. that he will keep his word or the treaties he signed, 2) France was afraid of German expansionism and at the same time there was quite powerful French extreme-right (fascist) sympathizing with Hitler, 3) British policy of appeasement (conservative party which also partly sympathized with him), 4) they believed that satisfying Hitlers will resolve the tension in Europe, 5) they believed they could take advantage of him in their favour.
Explanation: Hitler´s political style was totally outside the box, absolutely unprecedented so his actions and strategies were totally unpredictible event though all that Hitler had described in his book "Mein Kampf".
The correct answers are B and D.
B) The Inca road system, known in Quechua language as <em>Qhapaq Ñan</em>, was the largest transportation system in Pre-Columbian South America. It connected important nodes of the Inca Empire following the Andes, from the North in what today is Colombia to the South in what today is Argentina.
D) They also built large stone cities in the Andes mountains, the most famous one among them was Machu Picchu, which is made completely out of giant blocks of stone fitted to each other without mortar.
Pride, power, military, and the assassination of this person I can't remember