Answer:
museum
Explanation:
The term library is used to define a place which specifically contains the collection of books and informational resources. These collections helps in gathering information and proceed in the field of research.
Similarly, art museum is a place that is assigned for the display of paintings and other art works. A collection is kept there for the viewers.
In the given sentence, the connection between a library and a book is similar to that of the museum and painting.
