Answer:
<u><em>Serfs who occupied a plot of land were required to work for the lord of the manor who owned that land. In return, they were entitled to protection, justice, and the right to cultivate certain fields within the manor to maintain their own subsistence.</em></u>
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Explanation:
Novice: a person new to or inexperienced in a field or situation
apprentice: a person who is learning a trade from a skilled employer
master: a man who has people working for him, especially servants
mentor: an experienced and trusted adviser
The Mexican-American War opened up the American Southwest and California to settlers. Prior to the mid-18th century war, Mexican territory encompassed what is now Arizona, New Mexico, and a bulk of California. However, following the Mexican surrender, the US laid claim to most of that land thereby opening the regions up to American settlers moving west.