Where would you find many a bookshelf?\nOptions:\n- bedroom\n- library\n- book store\n- furniture store\n- ocean
Please answer the following question by reasoning step-by-step.
library
Bookshelf is a place where books are arranged.

Many books need many bookshelves.

Library has many books.

Library is a building.

Library is a place where books are read or borrowed.

.

The answer: library