Which of the following statements illustrates the impact of the reform era (1900-1920) on US political parties? A) Reforms strengthened the ability of political parties to hold officeholders accountable.
B) Reforms limited the power of political parties by reducing the number of government positions they controlled.
C) Reforms led parties to reduce the influence of party bosses by using nominating conventions to choose their
candidates
D) Reforms led political parties to reduce voter requirements, making it easier for people to participate in elections.

Ahigh school teacher wants to study the seating habits of students in the cafeteria to determine if students sit in the same seats or change seats from day to day. she sits in the cafeteria for several days, and without interacting with the students, records where they sit each day. what is a potential benefit of this type of research? there is an independent variable. there is a dependent variable. the researcher can gain personal information about an individual. the participants act normally. the information can be gathered over a period of several years.