Context: Besides lossy compression methods, lossless formats are a significant alternative to MP3 because they provide unaltered audio content, though with an increased file size compared to lossy compression. Lossless formats include FLAC (Free Lossless Audio Codec), Apple Lossless and many others.

Question: What is a significant alternative to MP3?
Answer: lossless formats

Question: What can lossless formats provide?
Answer: unaltered audio content

Question: What is the downside of using a lossless format?
Answer: increased file size

Question: What is another example of a lossless format other than Apple Lossless?
Answer: FLAC

Question: What does FLAC stand for?
Answer: Free Lossless Audio Codec