Question #N70

A large, complex project is being undertaken by the team. The group has taken on a difficult endeavor. The goal of the project is to address the problem of how to ensure that the production of goods is done in a way that is both efficient and environmentally friendly.

Which choice best combines the sentences above to create a grammatically correct and stylistically effective sentence?
A. A large, complex project is being undertaken by the team, the group has taken on a difficult endeavor, and the goal of the project is to address the problem of how to ensure that the production of goods is done in a way that is both efficient and environmentally friendly.
B. A large, complex project is being undertaken by the team; the group has taken on a difficult endeavor, and the goal of the project is to address the problem of how to ensure that the production of goods is done in a way that is both efficient and environmentally friendly.
C. A large, complex project, which the team has undertaken, is a difficult endeavor, and the goal of the project is to address the problem of how to ensure that the production of goods is done in a way that is both efficient and environmentally friendly.
D. A large, complex project, which the team has undertaken, is a difficult endeavor, and the goal of the project is to address the problem of how to ensure that the production of goods is done in a way that is both efficient and environmentally friendly.