Which of the following is a key difference between the cases of Gutter v. Bollinger and Hernandez v. Texas?

a. Barbara Grutter was a woman, and Pete Hernandez was a man.
b. Pete Hernandez committed a crime, and Barbara Grutter was innocent.
c. Grutter v. Bollinger upheld exclusion to promote diversity, while Hernandez v. Texas denounced exclusion to promote diversity.
d. Grutter v. Bollinger upheld inclusion to promote diversity, while Hernandez v. Texas denounced inclusion to promote diversity.