We emceed to know the story
A subordinating conjunction is used to introduce a dependent clause. The correct answer is D.
For example: Although he didn't like it, he still had to eat his broccoli. In this sentence, although is the subordinating conjunction used to introduce a dependent/subordinate clause.
analogy for Quart :Gallon
quart: gallon :: cup
Hope this answers your question!
The narrator is sharing the story from his own perspective and shares the story is first person view. By using personal pronouns like I, me and my the narrator is able to share his story as he has experienced it.