Does the sentence "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." provide a valid answer to the question "What was the bestselling drug in history?"

A: no

Does the sentence "The Avicenna Directories will list universities and schools where doctors, public health practitioners, pharmacists and others, are educated." provide a valid answer to the question "What does the Avicenna Directories contain?"

A: yes

Does the sentence "During that year and the next, Uruguayan revolutionary Jose Gervasio Artigas united with others from Buenos Aires against Spain." provide a valid answer to the question "Who was the Uruguayan revolutionary that united with others from Buenos Aires?"

A: yes

Does the sentence "From the 1980s, there have been changes in the role of the pet dog, such as the increased role of dogs in the emotional support of their human guardians." provide a valid answer to the question "When did the role of dogs change to be more than guardians or walking companions?"

A:
yes