Answer: b. Grand Prairie
Step-by-step explanation:
The Gulf Coastal Plains are located in Southern USA and are subdivided into 5 regions which are;
- The Piney Woods in the east
- The Gulf Coast Plain which is to the south of the Piney Woods
- The Post Oak Belt which is to the west of the Piney Woods and the Post Oak Belt.
- The Blackland Prairie which is west of the Post Oak Belt and,
- The South Texas Plain which is to the west of the Gulf Coast Plain as well.
The Grand Prairie is not a region/ section in the Coastal Plains.