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.
It is switzerland that consumes the mosst chocolate
The answer would be :
"<span>Their connections to trade brought wealth that spurred the Renaissance and spread new ideas. The competition among city-states encouraged new ways of thinking."
Hope this helps !
Photon</span>
The the period of the second party system (mid 1824-1860)