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Popular sovereignty is the idea that the people within a geographic territory should be able to make decisions about how they are represented or governed. The idea is to maintain the consent of the people through elected representatives. Therefore the notion of popular sovereignty is represented in the notion that "The people that live in a territory should choose whether to allow slavery or not."
Answer:
A. To irrigate the land and sell crops
Explanation:
To divert rivers and streams is an irrigation system used since the antiquity to irrigate crops and to extend the sowing areas, now the difficulty of water access and the low rainfall in Texas obligate them to use that system to avoid crop losses and to improve the production capacity, in consequence, to earn the most quantity of money per crop with the minimun investment and expenses.