Answer :
Final answer:
The members of Congress have high rates of reelection due to several advantages they have as incumbents.
Explanation:
The correct option is d) Experienced challengers are more likely to defeat incumbents than are amateurs with little background in politics. This statement is not a reason why members of Congress have high rates of reelection. In fact, experienced challengers have a harder time defeating incumbents due to the advantages that incumbents have. Incumbents develop significant name recognition among voters, have an easier time raising campaign funds, and can use the franking privilege to communicate with constituents and promote their campaign.
Learn more about Reasons for high rates of reelection for members of Congress here:
https://brainly.com/question/36201954