Aman Karan or Karan Aman and it is given that Aman is not adjacent to Tanuj.
Priyanka is standing on the Extreme left.
So Priyanka Radhika ____ _____ _____ and Tanuj is not standing next to Radhika.
Now we can say that Aman is Left to Karan because if it right to Karan then Tanuj will be adjacent to Radhika or Aman but it is not possible.
So final positions would be
Priyanka – Radhika – Aman – Karan – Tanuj
According to question Aman is adjacent to Radhika and Karan.
Answer: Option A