who is the fastest Indian bowler to take 50 wickets in T-20 series held in Bangladesh 2019?

The correct answer is: B. Jasprit Bumrah

Jasprit Bumrah took 50 wickets in T20 Internationals in 56 matches, which is the fastest by any Indian bowler. He took his 50th wicket in the 2nd T20I against Bangladesh in 2019.

Rishabh Pant is a wicket-keeper batsman. He has not taken 50 wickets in T20 Internationals.

Bhuvneshwar Kumar is a fast bowler. He has taken 63 wickets in T20 Internationals.

Yuzvendra Chahal is a leg-spinner. He has taken 62 wickets in T20 Internationals.