Choose your answer: Is "The top ten best-selling drugs of 2013 totaled $75.6 billion in sales, with the anti-inflammatory drug Humira being the best-selling drug worldwide at $10.7 billion in sales." a good answer to the question "In what year did Pfizer's patent over Lipitor expire?"
Select from the following.
(1). yes;
(2). no;
(2).