In this task you will be given a passage and a yes/no question based on the passage. You should answer the question using the information from the passage.
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Question: passage: In mathematics, a polynomial is an expression consisting of variables (also called indeterminates) and coefficients, that involves only the operations of addition, subtraction, multiplication, and non-negative integer exponents of variables. An example of a polynomial of a single indeterminate x is x − 4x + 7. An example in three variables is x + 2xyz − yz + 1.
 question: does a polynomial have to have a variable?

Answer: Yes


Question: passage: They use the long flight to sort out their problems and remain together. After getting baby Ming-Mei from the adoption agency, Carrie finds out that she is pregnant. She is scared about the changes to come, but Doug is optimistic that they will be able to handle it together.
 question: did they have a baby on king of queens?

Answer: Yes


Question: passage: The Law Enforcement Officers Safety Act (LEOSA) is a United States federal law, enacted in 2004, that allows two classes of persons--the ``qualified law enforcement officer'' and the ``qualified retired or separated law enforcement officer''--to carry a concealed firearm in any jurisdiction in the United States, regardless of state or local laws, with certain exceptions.
 question: can a police officer carry in any state?

Answer:
Yes