Why was it so difficult for Congress and the president to reach agreement on ways to improve the economy?

answer: alexander hamilton

explanation: alexander hamilton was george washington's right hand man. he took an early role in the militia as the american revolutionary war began. in 1777, he became a senior aide to general washington in running the new continental army.

besides the fact that abraham lincoln abolished slavery, and greatly benefit black people, he had a heavy impact of the definition of what democracy was, and should be.

the answer is actually b.   as habitats are destroyed, animals and plants may become extinct.   , according to edge nuity