How many ways can 4 people be seated in a circle if two people must sit next to each other?
Show answer & explanation
Correct answer: D
Explanation
Two people who must sit together can be arranged in 2 ways.
The remaining two people can also be arranged in 2 ways (by exchanging seats).
Total = 2 × 2 = 4 ways
Hence, the correct answer is option 4.