It doubled the size of the United States
It gave land for farming
The Fede government became stronger
<span>If I understand it correctly, the main idea of the cartoon is that President Barack Obama </span>(3) should learn from President Lyndon B.
Johnson’s failure in Vietnam
I'm pretty sure its b. cash crops because cash crops were really important to Central American/Caribbean economies (they were pretty much the only things that were exported), and those crops (ex. fruits/types of trees/etc) could only grow in a tropical climate.