Question

1. the u.s.-mexican war led to mexico gaining texas and california. (true/false)12. urbanization led to increased social and political tensions in cities. (true/false)13. the invention of interchangeable parts made manufacturing more efficient. (true/false)

Explanation:

1. The U.S.-Mexican War resulted in the U.S. gaining Texas, California, and other territories; Mexico lost these lands, so the statement is false.
2. Urbanization brought overcrowding, class divides, and political conflicts in cities, increasing social and political tensions, so the statement is true.
3. Interchangeable parts allowed for faster assembly and repair, streamlining manufacturing processes and making them more efficient, so the statement is true.

Answer:

1. False
2. True
3. True