Using Video to Enhance Business Messages

Using video to enhance business messages

A) has become difficult and expensive,since audiences now have such high expectations.
B) is generally a bad idea,since it takes away from the main idea.
C) is easier than ever,thanks to low-cost video cameras and video sharing sites such as YouTube.
D) is effective for tech-savvy audiences,but a turn-off for most others.
E) has replaced almost all written documents