Step 1: Understanding the Question
The question asks for the location of the headquarters of the Raja Rammohun Roy Library Foundation (RRRLF). RRRLF is the nodal agency of the Government of India for promoting public library services.
Step 2: Key Formula or Approach
This is a fact-based question requiring knowledge of important library organizations in India and their locations.
Step 3: Detailed Explanation
The Raja Rammohun Roy Library Foundation (RRRLF) was established in May 1972 by the Department of Culture, Government of India.
It is an autonomous body dedicated to the development of public libraries across the country.
Its headquarters is located in Kolkata, West Bengal.
Step 4: Final Answer
The headquarters of the RRRLF is situated in Kolkata. Therefore, Option (B) is the correct answer.