Answer: c
Explanation:
It is the only sentence where each word is set up in the same way, all ending with the suffix -ly.
D. By helping you organize your thoughts and navigate the information.
Your answer would be C- The professor is not present and available to the student during the online test.
Hope I helped :)
It might be said that Anaya´s memoir is a celebration of the "elder". That is why, it is more appropriated to use the term "grandfather(s)" in plural, to make reference to all of them and not just his. It includes older generations and future generations. His father is just an example to illustrate what he is talking about.