QUES: Q: What is the most popular head dress worn?
A: The beret is probably the most widely worn headgear and is worn with almost all orders of dress (with the exception of the more formal orders of Navy and Air Force dress), and the colour of which is determined by the wearer's environment, branch, or mission.
Does the answer answer the question?

ANS: yes

QUES: Q: What is the general consensus of the axioms and inference rules declared in Principia Mathematica?
A: The ultimate substantive legacy of Principia Mathematica is mixed.
Does the answer answer the question?

ANS: yes

QUES: Q: What is the annual turnover for the trust?
A: The Trust is currently the largest in the UK and has an annual turnover of 800 million, treating more than a million patients a year.[citation needed]
Does the answer answer the question?

ANS: yes

QUES: Q: What are the first two letters of nearly all CBC stations?
A: All CBC O&O stations have a standard call letter naming convention, in that the first two letters are "CB" (an ITU prefix allocated not to Canada, but to Chile) and the last letter is "T".
Does the answer answer the question?

ANS:
yes