Answer:
A third generation American can best be described as someone whose B. grandparents came from another country.
Explanation:
The answer would be seed because it's a non living thing
No Jhon Dalton did not discover the conservation of matter
Party bosses used a system of coercion and bribes to maintain the power of their political machines. Using violence as a method to ward off opponents or intimidate enemies or potential voters these individuals utilized this method to serve their goals. Additionally party bosses used bribes and other financial incentives to maintain the power of their political machines.