The True Confessions of Charlotte Doyle - Chapter 2 3. With whom does Mr. Grummage argue? What do they seem to be arguing about?

In Chapter 2 of "The True Confessions of Charlotte Doyle," Mr. Grummage argues with Captain Jaggery. They seem to be arguing about the presence of a passenger named Zachariah on board the ship. Mr. Grummage insists that Zachariah is essential to the crew and should not be cast away, while Captain Jaggery argues that Zachariah is responsible for the recent thefts on the ship and should be punished.