Read the following information and answer the questions.
Seven managers Mr. Sharma, Mr. Mishra, Mr. Singh, Mr. Kulkarni, Mr. Rao, Mr. Joshi and Mr. Nair are to conduct interviews simultaneourly either alone or in pairs at four different locations-Surat, Chandigarh, Delhi and Lukhnow. Only one wants to travel by rail, two prefer travelling by car and the rest travel by air.
(1) Mr. Sharma is going to Lukhnow but neither by car nor by air.
(2) Mr. Mishra prefer to travel by car.
(3) Neither Mr. Joshi nor Mr. Nair is going to Delhi.
(4) Only those going to surat travel by road.
(5) Mr. Kulkarni will assist his friend Mr Mishra.
(6) The two managers who go to Delhi will travel by air.
Who goes to Delhi?

Options

A. Mr. Mishra - Mr. Kulkarni
B. Mr. Rao - Mr. Singh
C. Mr. Kulkarni - Mr. Joshi
D. Data inadequate