D. That they argue about silly things
Compound-word prepositions<span> are made up of two or more words that act as adverb or those words that describe an action in terms of the setting, time, manner or frequency. The answer is </span>C. The lightning struck from out of the blue in which the compound-word preposition is "<span>from out of the blue"</span>
It is somehow related because Sad Perfect is a book about a girl who has an eating disorder, as you know this is not an easy thing to deal with so it would not be uncommon to hate your life. It's not a quote from the book but it can relate.