Nine Days—Answer

B. Mary I

Lady Jane Grey, also known as Lady Jane Dudley, was proclaimed queen of England and reigned from 10 to 19 July 1553. Known for her beauty and intelligence, she reluctantly allowed herself to be crowned at the age of 15 due to the machinations of unscrupulous politicians. Her subsequent execution at the age of 16 by Mary Tudor evoked widespread sympathy and compassion.