Final answer:
Under Porfirio Diaz, the most favored groups were wealthy landowners and business owners, resulting in significant wealth inequality in Mexico. This favoritism eventually led to uprisings and revolutionary movements against Diaz's rule.
Step-by-step explanation:
Under the rule of Porfirio Diaz in Mexico, the most favored groups were wealthy landowners and business owners. Diaz's regime heavily favored these groups, leading to significant wealth inequality in the country. However, this favoritism and inequality eventually led to uprisings and revolutionary movements that aimed to challenge Diaz's oppressive rule.