Final answer:
The belief that the first company to enter a market has the best chance of being the market leader is known as first-mover advantage.
Step-by-step explanation:
The correct answer is A) First-mover advantage. First-mover advantage refers to the belief that the first company to enter a market has the best chance of being the market leader. This advantage can include factors such as establishing brand recognition, capturing market share, and gaining customer loyalty before competitors enter the market. For example, companies like Amazon and Uber were able to gain a significant market share and establish themselves as leaders in their respective industries due to their early entry into the market.