What was the primary result of the Opium Wars?

The First Opium War also known as the Opium War or the Anglo-Chinese War, was a series of ... China was a primary destination for the precious metal, as the imperial government mandated that Chinese goods ... This angered governments , who saw their economies shrink as a result, and fostered a great deal of animosity

Explanation: forgive me if I’m wrong

answer; /// i believe that the correct answer is (b)///they gained vast amounts of

the answer would be a).