A Project Team Is Comprised of a Mix of In-House

A project team is comprised of a mix of in-house and virtual team members. When a complex announcement needs to go out to the entire project team, which of the following is the MOST effective way to communicate it?

A) Composing a project team email with the details of the announcement is the best method. It gives the project manager the opportunity to explain but not be overcome with questions from the team.
B) Using text messaging to make the announcement is the best method. It allows the project manager to reach the project team members wherever they are located.
C) Sending a fax is the best method. It gives the project manager the opportunity to explain the announcement and come up with questions and answers the team may have.
D) Hosting a web conference meeting is the best method. It gives the project manager the opportunity to explain the announcement and answer any questions from the team.