Question: In what year was Mubariz Khan defeated by Asif Jah I?
Answer: In 1724, Asif Jah I defeated Mubariz Khan to establish autonomy over the Deccan Suba, named the region Hyderabad Deccan, and started what came to be known as the Asif Jahi dynasty.
A single-select problem: Is the question answered in a satisfactory fashion?

a). yes; b). no;
a).