Name the only Indian who got featured in the

If all the boxes are placed in the alphabetical order from the left end, then how many boxes remain unchanged in its position?

Who among the following likes Physics?

__ and __ live on same floor.

C lives on which of the following floor?

Who among the following is second oldest?

Which of the following box is kept three boxes above box W?

On which of the following floor does Vikrant lives?

Which among the following pair of persons lives on the same floor?

How many persons participate before D?

Who among the following lives on the fifth floor?