Which of the following circumstances also indicates the need for a formal private meeting?

A small local book club has broken into factions, each side advocating for their chosen book to be read next. Stuck in the middle, Philip realizes that the two sides disagree about what kind of books they should be reading in the club

At work,Jillis refusing to workin a group with Scott, and the rest of the group is complaining. Shetells her boss that she feels uncomfortable with Scott because he criticizes her work too aggressively, which makes her feel like the group is disparaging her.

Two sisters are fighting with each other over the use of their mother's car. One sister told her mom privatelythat the other doesn't ever fill the gas tank after driving the car.

Two neighbors disagree over the placement of a boundary fence between their properties, and one has accused the other of breaking municipal code when he built an addition to the house.