I believe the answer you are looking for is B
The best answer is C. It's important to use updated information in your research, therefore why B and A are not the answer. As for D, information from the Internet can be trustworthy; it depends on which site you're using. For example, .gov is a good site to use.
There plane crash down there
Hypo means below and derm means skin, so it's hypodermic :D