The correct answer is: A. Chemist : Laboratory
A lawyer is a professional who practices law, which is the system of rules that are created and enforced through social or governmental institutions to regulate behavior. A court is a place where legal proceedings take place. A chemist is a scientist who studies the composition, structure, and properties of matter. A laboratory is a place where scientific experiments are conducted.
The other options are incorrect because:
- A businessman is a person who is involved in business, which is the activity of making and selling goods or services. An office is a room or building where people work.
- A labourer is a person who does physical work for money. A factory is a building where goods are manufactured.
- An athlete is a person who is skilled in sports or other physical activities. The Olympics is an international sports festival that is held every four years.
