Final answer:
Angelina Grimké challenged social expectations by advocating for women's rights and abolition.
Step-by-step explanation:
Angelina Grimké challenged social expectations by advocating for women's rights and abolition. She and her sister Sarah witnessed the horrors of slavery on their family farm and decided to speak out against it. They addressed issues of women's rights and drew comparisons between the condition of women and the condition of slaves, making them early and famous advocates for both causes.