The question requires identifying the specific library association that proposed a standard for public library provision relative to population size and estimated India's needs based on this standard.
Library Provision Standard: The International Federation of Library Associations and Institutions (IFLA) has advocated for the benchmark of providing one public library for every 3,000 persons.
Calculation for India: Based on India's population of 1.2 billion, applying this standard suggests a requirement of approximately 3,30,000 public libraries. This calculation directly stems from the IFLA recommendation.
Associated Body: Therefore, the Association that suggested this standard is IFLA.
The correct option is B.
India recently assumed the Chairmanship of which organisation from Bangladesh during the $13^{th}$ Governing Council Meeting held in Malé, Maldives?
Where was the 2025 Southeast Asia Regional Forum of Organisation for Economic Co-operation and Development (OECD) held?
The 12th edition of the Global Terrorism Report Index (GTI) 2025 was published by_____