Which of the following correctly describes roles played by interest groups and political parties in the political process?
a) Interest groups focus on winning elections, while political parties advocate for specific policy issues.
b) Interest groups are organized to support specific candidates, while political parties aim to influence policy.
c) Interest groups represent specific constituencies, while political parties aim to gain power and govern.
d) Interest groups are primarily concerned with fundraising, while political parties focus on grassroots organizing.