Instructions: 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: Two systems are primarily responsible for the direct scrubbing and handling of flue gases, and three systems are involved with delivery of reagents, processing of wastes (air, solids, and water), and the processing of wastes into saleable by-products. Choices: 1. If the two systems responsible for direct scrubbing and handling of flue gases failed, the entire process would fail. 2. Two systems are responsible for direct scrubbing and handling of flue gases. 3. Eight systems are responsible for direct scrubbing and handling of flue gases.
Output:
3