Which of Packard's needs is being appealed to in S.U.V. advertisements?

Does the fact that rules of grammar exist limit the number of potential combinations of words into sentences? Is it limitless? Why or why not?

What will be an ideal response?

Asynchronous online conferences, contained in e-learning environments such as Blackboard and web-CT, enable a person to go back and view the archives of the group’s communication transactions and hence, have a high level of ___________

A. media synchronicity B. media richness C. reprocessabilty D. rehearsability E. none of the above