Which of these examples shows the most effective transition from the first sentence to the second?

A) New screening techniques are being developed to combat computer viruses. They are the subject of a new research effort at Big State University.
B) New screening techniques are being developed to combat computer viruses. These techniques are the subject of a new research effort at Big State University.
C) New screening techniques are being developed to combat computer viruses. A new research effort at Big State University is focused on fighting computer viruses.
D) New screening techniques are being developed to combat computer viruses. Nevertheless, they are the subject of a new research effort at Big State University.

Chapter 4 offers six guidelines for participating in a videoconference. Which of these is NOT a suggestion from the chapter?

A) Practice using the videoconferencing system.
B) Dress as you would for a face-to-face meeting.
C) Arrange for technical support for all participants.
D) Speak louder than usual.