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.
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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.