Depending on the passage and the context, the word nomad means a member of a people who have no fixed residence but move from place to place usually seasonally and within a well-defined territory
The most likely option would be (B), since Tybalt and Romeo had never been on great terms, so that would cancel out the possibility of (A), (C), and (D). Tybalt also tried to kill Romeo, so I think that could support as my explanation.
