<em>The south gained by the strengthening of the fugitive slave law, the north gained a new free state, California. Texas lost territory but was compensated with 10 million dollars to pay for its debt. Slave trade was prohibited in Washington DC, but slavery was not.</em>
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).
The Mexican American War heightened tensions over slavery in that there were many disagreements over whether the new territories won from Mexico should be free or slave territories. The Wilmot Proviso, created to solve the problem, ended up slitting parties on regional areas.
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In general, it was the local and state governments that enforced these laws during this time, since the federal government lacked practically all powers to intervene in the states' affairs.
The answer is D, equal treatment for women.