Courses one must take to be considered a master of general studies are Bachelor - Liberal Arts and Bachelor - History.

Nothing, maybe work in a call center.

Typically, it is a bachelor of arts degree (BA). It most often is referred to as a liberal arts major.

Depends on the state. In CA you need a liberal studies BA. Some states have education and related fields.

Yes you can get a Bachelor of Science in liberal studess from an online university, but you should ask why? This degree is all about educating yourself, not getting a job, so what will the quality of your education be if you do this online? Be ware, it is a prime offering from diploma mills.