Explanation:

- Virsa Singh: No notable achievements in the context of long jump or Tokyo Olympics qualification as of April 2021.

- TC Yohannan: Retired Indian long jumper known for setting a national record in the 1970s, not relevant to the 2021 Tokyo Olympics.

- Sreeshankar Murali: Correct Answer. Sreeshankar Murali is the only Indian long jumper who qualified for the Tokyo Olympics 2021. As of April 2021, he secured his spot by achieving the Olympic qualification mark in March 2021.

- Sanjay Kumar Rai: No significant achievements in the context of the Tokyo Olympics 2021 qualification in long jump.

Thus, the correct option is Sreeshankar Murali (Option 3).