I guess formal and informal refer to two types of essay - you can write a formal essay where you avoid conversational language and such and where you need to be very professional, or you can write informally where you don't have to think about such things, it is very casual.
Answer:
Explanation:
Fellow works.
Knowledgeable also works.
Valued is possible.
Answer:
i dont even go to college so i have literally no idea.
Explanation:
but have a nice day.
I believe it’s C.) should happen
Answer:
The best answer would be D. The men are serious and they are also doomed to an early death
Explanation:
The word "grave" gives us the picture of serious, distressed men, which would be understandable under the circumstances.