Explanation:

- Athish Kumar and Ragala Venkat Rahul are both athletes associated with weightlifting.

- These individuals have represented India in various international weightlifting competitions.

- Option 1, Boxing: Boxing is a sport with physical combat but is unrelated to Athish Kumar and Ragala Venkat Rahul.

- Option 2, Shooting: Shooting involves precision and aiming, not associated with the mentioned athletes.

- Option 3, Weightlifting: This is the correct option for Athish Kumar and Ragala Venkat Rahul, known for their strength events.

- Option 4, Archery: Archery focuses on bow and arrows, unrelated to the athletes in question.

- Option 5, Hockey: Hockey is a team sport, not linked to these athletes.