Which Toronto university's medical school was where Frederick Banting and Charles Best discovered insulin in 1921?

• A McGill University
• B University of British Columbia
• C McMaster University
• D University of Toronto ✓

The University of Toronto's Faculty of Medicine was the site of the 1921 discovery of insulin by Banting, Best, Collip, and Macleod, a breakthrough that earned the 1923 Nobel Prize.