In psychology, it is important to understand the mechanism behind human behavior.

The depressed cowry lives quietly at the bottom of the sea.

I have been to Ahmedabad.

There was a spot on his shirt.

When my stomach hurts, I always take an antacid.

Oligarchy is a political system where a few powerful people rule the country.

He is doing special exercises to strengthen his depressor muscle.

My company has introduced a layoff system.

Primitive communism is one of the initial forms of human social organization.

Her family adopts a matriarchy.