The correct answer is: C.They are acts of worship required of all Muslims.
1 is C the assembly Line
2. is STEAM- likely used the STEAM ENGINE
3. D. - made steel making faster and easier, and the steel was then used to make trains and railroads, bigger bridges, taller buildings, machines for factories, nails, and where, all of which transformed the United States economy.
4. B Homestead Act
1. Our intellect
2. Modernity
3. Looks
4. Behavior
5. Adaptation
6. Smell
7. Activities
8. Abilities
9. Intelligence
10. Vision
If u want it fast here you go
the answer is"<span>a. manufacturing processes"</span>