The correct answer is C. He acts like he's going to cry.
A subordinate conjunction acts two functions within a sentence. First, it shows the importance of the independent clause. Second, it gives a transition between two ideas in the same sentence.
Typically when the narrator uses information that you could probably find somewhere trustworthy, like a textbook and goes on to give specific information that you would need to know for a unit or group of tests. For example, if the passage says "Christopher Columbus didn't actually mean to find the Americas, I guess you could say it was a happy mistake." That would be academic.
A global pandemic which needs to go away and end