Step 1: Understanding the Concept:
The question asks to identify the field associated with the prestigious B.C. Roy Award.
Step 2: Detailed Explanation:
The Bidhan Chandra Roy Award is an institutional award in India presented by the Medical Council of India.
It is considered one of the highest recognitions for doctors in the country.
The award is named after Dr. Bidhan Chandra Roy, a renowned physician and the second Chief Minister of West Bengal. His birth and death anniversary, July 1st, is celebrated as National Doctors' Day in India.
Therefore, the award is given in the field of Medicine.
Step 3: Final Answer:
The B.C. Roy Award is conferred in the field of Medicine.