निम्नलिखित में से किसे यूरोप का सबसे पुराना जीवित उद्देश्य-निर्मित चेन्ड पुस्तकालय (Chained Library) माना जाता है?

Considering the historical context of library evolution, why did library facilities transition from smaller to significantly larger spaces over time?

Historically, books in a chained library were attached to shelves with chains primarily because: