I believe the correct answer is B. Increases your reading speed. The reason for this is you are just shaming through what your reading to find the main idea, so you skip over the details that aren't that important.
Hop this helps!
The Tatler
Samuel Johnson's first regular job as a writer was with "The Gentleman's Magazine". This really solidified his reputation as a literary and society writer. Johnson was a writer for "The Rambler" and "The Idler" for a few years each. He modeled his writing after "The Tatler", but never wrote for it.
Answer: Knows little about the topic.
Explanation: Because you're writing for a general audience, there isn't a target group that you particularly want reading your work, which means that it's safe to assume that a large portion of the people reading your work most likely just stumbled upon it and don't know much about what they're reading.
Facetime can improve educational communication in many ways. It’s more effective because you will be able to talk to them on a live screen. Also, you can get any questions answered that you may have immediately.