Although the the when they formed is unknown coal formed really just like anyplace else, it started millions of years ago. It really depends on what time era were talking about. But they were probably more plains and woods then anything.
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.
Antony, Octavius, and Lepidus are discussing who they will assassinate. Octavius says to Lepidus that his brother must die, and Lepidus agrees, but on the condition that Antony's sister's son, Publius, also must die. Lepidus exits, and Antony and Octavius start discussing whether Lepidus is useful or not. Antony thinks that Lepidus is just an empty errand man, and Octavius thinks, on the contrary, that he is an experienced and honorable soldier.
I believe the correct answer from the choices listed above is option C. Humans first planted gardens in the middle east region. <span>Cultivation and the domestication of plants began in the Levantine area which covers the middle east. Hope this answers the question.</span>