No, almost nothing is inevitable in history
The cash crops of the southern colonies included cotton, tobacco, rice, and indigo (a plant that was used to create blue dye). In Virginia and Maryland, the main cash crop was tobacco. In South Carolina and Georgia, the main cash crops were indigo and rice.
I'm pretty sure the answer is the cabinet. Hope this helps. I'm in the middle of a post test and had this question so I just gave it my best guess by using my notes to help a bit.
Hope this helps. Have a good day!