Sentences of a paragraph are given below in jumbled order. Arrange the sentences in the correct order to form a meaningful and coherent paragraph.

A. And also, they contribute to the development of social and environmental solutions for the planet's future.
B. Companies do play an important role in modern society.
C. Because of their systematic relevance and their impact on policy-making, companies must use their influence in ways that benefit the public good.
D. Some corporations have become so large that their activities and strategic decisions have a direct impact on government policy and citizens' lives.