Parami volunteers at a homeless shelter. it takes a lot of her time, and thus she sometimes takes off time from her job to do the volunteer work. parami's behavior can be explained by:

Altruism

Explanation:

Altruism is human characteristic that can make a person make personal sacrifices for the benefits of to others. It tend to make people who have it become selfless and put their own needs beneath the needs of the group.

This can be seen in Parami's behavior.

She most likely would not get any reward from homeless shelter. Even though it took a lot of time, she choose to does it anyway because she know that it will benefit a lot of people.

it depends on which society you are referring to. many civilization performed rituals so the gods would with their growing season but the most well known is that of the aztecs. they would make sacrifices, usually animals, but sometimes humans as well.