The adverbial phrase in this sentence is A) for a moment. A phrase means that there is no finite verb, and adverb means that it denotes something (in this case, time).
B, C, and D cannot be correct because there is a verb there, which means it is a clause/fragment, but not a phrase.
I would want to hang out with my family and barbecue all day long with snacks and food ! I would want to do a rainbow party where everyone wears a certain color and brings that color food .
I would think that "insensitive" meant that his other girlfriends thought he didn't care, or he was a total idiot or soemthing. Just something like that. I hope this helped a little bit love!