Nathan is politically conservative. which person is nathan most likely going to befriend

The answer is Kevin, who is a conservative

In general, people tend to only befriend someone who had similar value or principles like us. (because it is easier for us to relate with them)

Political parties that we affiliated with often reflected these values/principles, whch lead to make us become more likely to be friends with someone who held the same political view.

Another person who is just as conservative as him

Conservative people are usually preservationist and they characterised as "Favouring conventional perspectives and qualities; having a tendency to contradict change; customary or limited in style; direct, mindful."