What are some beginner-friendly graphic novels written in English that are highly recommended?

For beginners, 'Persepolis' by Marjane Satrapi offers a compelling autobiographical account of growing up during the Iranian Revolution. 'Fun Home' by Alison Bechdel is a critically acclaimed memoir exploring family, sexuality, and memory. 'Scott Pilgrim' by Bryan Lee O'Malley is a fun, action-packed series with a unique art style and pop culture references. 'Nimona' by ND Stevenson is a witty and heartwarming fantasy story.