<b>The boys' teacher lectured the boys. They left the school without permission.</b><br/><br/>1. The <b>boys' teacher</b> lectured <b>them</b> for leaving the school without permission.<br/><br/>2. The<b> boys' teacher</b> lectured <b>the boys</b> for leaving the school without permission.<br/><br/>3. The <b>teacher of the boys</b> lectured <b>them</b> for leaving the school without permission.<br/><br/>Which sentence is correct in joining the sentences in bold?<br/><br/>Many thanks.<br/>