The correct answer would be B. Carrying on the dream of Martin Luther King Jr.
About as much as 60% of the indentured servants would die before being able to complete their contracts (which was often of 5 years). Although at first, some men were still able to claim some land after the years of work, in the 1660s, most of the good land was already claimed by large land owners. After Bacon's Rebellion in 1676, planters decided to stick with slavery instead of using the system that allowed them to abuse workers and become rich (by using a system that abused a person during that person's whole lifespan).
Answer:
What negative impact did it have? Provided flood control, hydroelectric power, conservation, recreational facilities; coal burning caused environmental pollution.
1954, i think, i might be wrong. proceed with caution.