QUES: Q: What do you call the line that marks the elevation that waterfalls first appear on rivers?
A: The major rivers of the Piedmont, such as the Yadkin and Catawba, tend to be fast-flowing, shallow, and narrow.
Does the answer answer the question?

ANS: no

QUES: Q: Drama is sometimes blended with what other elements?
A: The form is often combined with music and dance, as in opera and musical theatre.
Does the answer answer the question?

ANS: yes

QUES: Q: An ensuing mass exodus from Paris saw how many people head for the countryside?
A: Bismarck honoured the armistice, by allowing train loads of food into Paris and withdrawing Prussian forces to the east of the city, prior to a full withdrawal once France agreed to pay a five billion franc war indemnity.
Does the answer answer the question?

ANS: no

QUES: Q: How much did Bell et al. try to sell his patent for?
A: By then, the Bell company no longer wanted to sell the patent.
Does the answer answer the question?

ANS:
no