It's b. Here are more characters to make this answer look smarter ;)
Answer:
I think first one because it does not talk only about americas highways
Answer:
A civil war in Guatemala begins. Guatemala becomes a part of Mexico. The US trains opposition forces for a coup against the Guatemalan government. Guatemala becomes a part of a federation of Central American countries. The US trains opposition forces for a coup against the Guatemalan. Guatemala becomes a part of a federation of Central American countries. The first conquistadores set foot in Guatemala
Guatemala becomes a colony of Spain. Rigoberta Menchú receives the Nobel Peace Prize.
Answer: We´ve studied a lot this week
Explanation: