You will be given a definition of a task first, then some input of the task.
In this task, you are given an impractical statement. You are also given three reasons (associated with "A", "B", "C") explaining why this statement doesn't make sense. You must choose the most corresponding reason explaining why this statement doesn't make sense.

Earth is a star
(A) Planets are not stars and earth is a planet
(B)The sun is found very near to the edge of the galaxy
(C)Stars and planets are both spherical in shape
Output:
A