The Pratzen (Prace) Heights, a gently sloping hill about 35 to 40 feet (10 to 12 meters) in height, served as the area's focal point. According to an aide, Napoleon repeatedly told his marshals, "Gentlemen, examine this ground carefully; it is going to be a battlefield; you will have a role to play on it."
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Well clearly the answer would be D they are bought and sold by the people.
The person who perfected the steam engine is the very known inventor and early-day scientist James Watt. His work on the steam engine made it widely used and one of the most profitable and turn-overable areas of the industry during those times.
Answer:
discrimination in hiring and firing
Explanation: