According to maslow, needs concern essential requirements for survival such as food, water, shelter, and clothing.

Physiological is the correct answer.

Physiological needs concern with the things that are essential for the maintenance of the body. Abraham Maslow considered food, water, shelter and clothing to be the primary needs of a person, if these needs are not met, the human body will certainly suffer.  

just search google

explanation:

google is the best

    racial conflict and discrimination has existed ever since man learned to kill with rocks and bones. these conflicts arose from disputes between territory, power, wealth, religion, or simple difference. some of the most infamous racial disputes include slavery, the holocaust, and the civil rights movement.

    these listed disputes often resulted in casualties from all sides. riots, wars, imprisonment, and lynching are all commonly associated with racial conflict on severe levels.

      however, racism is an improving issue in recent decades. people are being more accepting and welcoming of diverse populations. though, the world isn't perfect and it will take much more time, if ever, until the world is rid of racism.