The Rhine River's name is derived from a Celtic word 'Rēnos'.
The United Arabic Republic was formed by a union between <span>Iran and Iraq. The correct option among all the options that are given in the question is the fourth option or the last option or option "D". I hope that this is the answer that you were looking for and the answer has come to your desired help.</span>
Answer:
Appalachian Plateau
Explanation:
The Appalachian Mountains are a mountain range that runs down the eastern United States.
The Appalachian Plateau is on their northwestern side and stretches from New York to Alabama.