Directions:- Study the following information carefully to answer the question given below.
P, Q, R, S and T are five friends who travelled to five different cities - Dehradun, Jaipur, Chandigarh, Raipur and Bengaluru by three different modes of transportation - train, aeroplane and car from Delhi not necessarily in the same order. Out of the three modes of transportation, two modes have been used for by at most two persons. Aeroplane has been used as a mode of transport only by the person who travelled to Bengaluru. T went to Jaipur by car and P went to Chandigarh by train. One who travelled by train didn't go to Dehradun. Q travelled by train whereas R travelled by car.
The person travelling to Dehradun went by which of the following modes?