Final answer:
Elizabeth Cady Stanton best fits in the category of 'Most determined'.
Step-by-step explanation:
Based on the given information, Elizabeth Cady Stanton best fits in the category of Most determined. Stanton was an early feminist and one of the organizers of the women's rights movement, with a focus on the right of women to vote. Her determination and activism in advocating for women's suffrage make her a fitting candidate for the category of 'Most determined'.