The answer is C because the other options are like opinions and C is a fact not an opinion.
The answer is B. Object of preposition
I believe it is the first choice, reading a journal that is unedited and unorganized.
This is because your stream of consciousness is whatever comes to mind, unedited, not necessarily factual nor easy to understand.
There are many types of conflict. Person Vs. Person is a conflict between two different people. Man Vs. Man is conflict between one person and his inner emotions. Person Vs. Environment is a conflict between one person and the surrounding environment. B. would be your best answer for a Person Vs. Environment conflict.