The department of homeland security was created to keep noncitizens from entering the united states. protect the united states from terrorist attacks. make us citizens more secure in their homes. strengthen us military presence overseas.

Yes because of the attack on 9/11 and the death of more of 2500 people

Explanation:

the answer would be protect the United States from terrorist attacks

Explanation:

the answer is a. the harappan civilisation is also called the indus valley civilisation, this is because they built their cities along the indus river. the reason behind this location can be found in the rest of the "old world" civilisations like mesopotamia or egypt, the first built their cities along the rivers tigris and euphrates, the second along the nil; : their respective civilisations thrived because the overflowing of their respective rivers produced favorable conditions for agriculture, their main support.

i might not be much but i think its c