Context: In November 1997, the website mp3.com was offering thousands of MP3s created by independent artists for free. The small size of MP3 files enabled widespread peer-to-peer file sharing of music ripped from CDs, which would have previously been nearly impossible. The first large peer-to-peer filesharing network, Napster, was launched in 1999.

Question: Which website offered MP3s for free?
Answer: mp3.com

Question: How many MP3s were offered for free by the website?
Answer: thousands

Question: What kind of file sharing became popular due to the file sizes of MP3s?
Answer: peer-to-peer

Question: How did people come into possession of MP3s?
Answer: ripped from CDs

Question: Which network was the first large peer to peer file sharing network?
Answer: Napster