According to the text, what is a social stratification system? I- A system in which important resources for a society are distributed unequally, l...

According to the text, what is a social stratification system?

I- A system in which important resources for a society are distributed unequally, leading to the classification of people or groups based on their share of resources.
II- A system in which individuals are limited in their thoughts and actions in relation to the culture of the group or organization they belong to.
III- A system in which there are no organizations or institutional structures focused on meeting the basic needs of human existence.
IV- A system in which individuals are grouped according to positions resulting from essential patterns of obligation relationships.
a) I and II are correct.
b) I and IV are correct.
c) II and III are correct.
d) I and IV are correct.