Answer:
One of the most famous and prolific inventors of all time, Thomas Alva Edison exerted a tremendous influence on modern life, contributing inventions such as the incandescent light bulb, the phonograph, and the motion picture camera, as well as improving the telegraph and telephone.
if you are with k12 i just did the test and the answer is b) Master Hauchecorne, who is often deceitful, breaks down when people don't believe he is telling the truth.
Readers should generally use quotes from the text to support their conclusion because that way they have backup to their conclusion. If they simply give their opinion without reasoning, then their conclusion can seem sketchy.