What was the result of separating Kut-e Abdollah and Soveyseh Rural Districts from Ahvaz County after the 2011 National Census?

A. The creation of a new city in Karun County
B. The dissolution of Soveyseh Rural District
C. The formation of Karun County and the creation of Muran Rural District in Soveyseh District
D. The establishment of Muran Rural District in Ahvaz County
Answer: 