Question

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

Explanation:

1. The U.S.-Mexican War concluded with the Treaty of Guadalupe Hidalgo, where Mexico ceded Texas, California, and other territories to the U.S., not gained them.
2. Urbanization brought overcrowding, poor living conditions, and class divides, increasing social and political tensions in cities.
3. Interchangeable parts allowed for faster assembly, repair, and mass production, making manufacturing far more efficient.

Answer:

1. False
2. True
3. True