Final answer:
The triple bottom line characterizes the key factors of economic, social, and environmental impacts, also known as people, planet, and profit.
Step-by-step explanation:
The triple bottom line is a concept in business sustainability that characterizes the three essential factors that businesses should focus on to evaluate their performance beyond traditional financial returns.
These factors are: economic, social, and environmental impacts, which are also encapsulated in the phrase people, planet, and profit. This concept stresses the goal of creating sustainable businesses that not only generate profit but also have a positive impact on society and the environment.