Jemima is a student writing a research paper. She found a paragraph in a book that perfectly explains the concept she wants to include. Instead of directly copying the paragraph, she rephrased it in her own words and cites the source. What has Jemima done?

Committed copyright infringement.

Demonstrated fair use of the paragraph

Used proper attribution for the original work

Plagiarised the original author's work.

Used proper attribution for the original work