It means that the vice president is really close to the presidency. meaning if anything happens to the president, the vice president, becomes president. they literally mean "a heartbeat away"
I think D. Too many people live in parts of the region isolated from those resources.
Answer:
I think B.
Explanation:like the physical appearances and charactericts.
Answer:
united states have many diverse lands. they have highlands and lowlands. if you want to know more look at goole maps
Explanation: