After your comment i went through IGNOU Study material. there i found these, so answer is D.
Book selection is conditioned by three factors: demand, supply and finance.
The factors that govern the acquisition of documents are: Overall aims and objectives of the library Library's established policy of book acquisition General principles of selection of documents Users'needs and demands Availability or supply of documents Funds available.
regarding que 10 ans has to be B
regards
Book selection is conditioned by three factors: demand, supply and finance.
The factors that govern the acquisition of documents are:
Overall aims and objectives of the library
Library's established policy of book acquisition
General principles of selection of documents
Users'needs and demands
Availability or supply of documents
Funds available.