Why are third parties important in a political system?
a. they oppose the strongest party
b. they participate in the debates
c. they have the largest number of voters
d. they draw votes away from each party

D. They draw votes away from each party

Explanation:

The third-party played an important role in a political system it can take away the famous votes from both parties and influence the result of the election.

If you see Historically the Third parties have promoted policies and concept that have then been Incorporated in mainstream Political system of United States of America, they bring those grassroots issues in mainstream politics which main parties might neglect, Third parties also Split the votes in an Elections and create the situation for Coalition government.

#2 the answer is d

#3 the answer is a

#4 the answer is b

they both built pyramids.