A. 30,000 units because the total energy decreases
James Fenimore Cooper (1789-1851) was a prolific American writer who spent most of his life in Cooperstown, New York, near a lake surrounded by the Iroquois of the Six Nations. Cooper crafted a unique form of literature writing historical romances about frontier and indian life. He joined the U.S. Navy after being expelled from Yale after a prank in which he blew up a student's door. He wrote historical novels known as The Leatherstocking Tales.
Answer:
Supported theU.S. space program, and showed dynamic leadership during the Cuban bullet extremity,
Explanation:
I bealive that the answer is a and d
One event that led to secession of the southern states was slavery differences between the north