Agroup support system (gss), with the of a(n) enhances decision making by providing a clear focus for group discussion and focusing attention on critical issues.
a. computerized examiner
b. human facilitator
c. automated collaborator
d. concealed streamer

Letter B is the correct answer.

A group support system (GSS) is a combination of software, technology and techniques that bind together to improve group work. With the help of a human facilitator, a GSS provides a clear focus on critical issues, increases collaboration and enhances decision making effectiveness.

the answer is b, encourage free trade

the historians cited in the article all agree with one another about the cause of the civil war. despite coming from different backgrounds and cultures, the historians agree that slavery was the root cause of the civil war. the fact that all these historiansgenerally agree with one another makes their shared viewpoints more reliable and valid, especially because the historians have different backgrounds and all work for the well-respected institutions of howard university, clemson university, and the university of colorado.