Formulate an appropriate multiple-choice question based on the given fact.
Input: Fact: Beavers are the national animal of Canada
Which of the following is the national animal of Canada?
A) Beaver 
B) Stag 
C) Moose 
D) Wolf
Which of the following is the national animal of Canada?
A) bison 
B) beaver 
C) moose 
D) cougar