Definition: In this task, you're given a statement, and three sentences as choices. Your job is to determine which sentence clearly disagrees with the statement. Indicate your answer as '1', '2', or '3' corresponding to the choice number of the selected sentence.
Input: Statement: A coal with 4 percent sulfur, conservatively, will require 32 tons* of limestone per hour, or 0.064 tons per MWe per hour. Choices:  1. Coal with sulfur doesn't need limestone  2. Coal with 4% sulfur needs 32 tons of limestone an hour  3. Coal cobtaining sulfur is dangerous 

1