Final answer:
Shakespeare based Romeo and Juliet on the work of Arthur Brooke.
Step-by-step explanation:
Shakespeare based Romeo and Juliet on the work of Arthur Brooke. Brooke wrote a poem called 'The Tragical History of Romeus and Juliet,' which was published in 1562. Shakespeare used Brooke's poem as the main source material for his play, but he made significant changes and additions to create his own version.
Learn more about Shakespeare's Romeo and Juliet