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.

Example Input: Something you find in sea is elephant
(A) Sea water is salty
(B)Elephant is smaller than great blue whale
(C)A elephant cannot live in under water
Example Output: C

Example Input: Students create tests to assess their learning.
(A) It is the teacher that creates the test.
(B)Students test teachers' patience.
(C)Teacher test both good and bad students.
Example Output: A

Example Input: bus can fly in the air
(A) buses are on the ground, not in the air
(B)when we fly low, we can see some buses
(C)a bus can contain a lot of people
Example Output:
A