The second continental congress voted twice on the declaration of independence because

increasing defense spending.

explanation:

a.tensions between the colonial elites and the backcountry men of virginia.

yup! you are correct it is b.

they bring people together to achieve control of the government

basically choosinng what sets in   congress and presdicny this is to keepthe antion hole and so it can last because wiht out authority it wouldnt last a week