Many people invented food - freezing, but Clarence Birdseye was credited with inventing in 1924 the quick freezing method
Answer: b. contribute to an understanding of how the world works.
Explanation: Economics is a branch of social sciences that studies the choices individuals and organizations make in using their limited resources to satisfy their unlimited wants. In essence, it is a study that aims to understand trade and industry as well as how people interact with these. Economists who formulate new theories work towards a better understanding of what motivates people, why they make the decisions they do and how the market reacts to the actions they take.
Explanation:
Water is very essential in human life.Life is not possible withoit water.Some of tje importance of water in human life are:
For cooking food
For washing
For bathing
For drinking
For generation hydro-electricity
For construction work
Answer:
doctoral or professional degree is correct
ED 2021