How is it that the experimental method allows researchers to draw cause-and-effect conclusions?

5elections for representatives to the u. s. house of representatives are held every two years. elections take place in november, and there is usually one republican candidate and one democratic candidate on the ballot. how are candidates chosen to appear on the ballot?

If both the president and the vice president can no longer serve, who will become the next head of state?

Five methods of nomination used today include: select all that apply convention caucus direct primary inheritance promotion petition announcement