Subtract the following expression: 22ab – 30a2b + 2b from 50a2b – 6b2a – 5b.

• A. 22ab – 80a2b – 6b2 – 7b
• B. 80a2b – 6b2 + 7b – 22ab
• C. 80a2b – 6b2 – 7b – 22ab
• D. 80a2b + 6b2 – 7b