Major Texas settlements were connected by.

Railroads

Explanation:

Before the invention of railroads, product distribution from land was conducted by using carriage. Compared to horses, distribution using train was much faster, cheaper, and able to contained larger amount of products.

This was the reason why the government of Texas settlements at that time made a huge investment in building railroads to connect the settlements. It allows both agricultural , mining, and animal farming products that created by a settlement place to be distributed all across the state.

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