Answer:
Because of gender, caste, race, wealth, and religion etc.
Explanation:
Social stratification means society is divided in different categories, class, layers or groups due to gender, caste, race, wealth, and religion etc.
Society stratifies due to the following regions:
(1) Gender discrimination means male- female difference.
(2) Unequal distribution of income and wealth
(3) Different types of religions
(4) Racism
(5) Type of education
(6) Social status etc.