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: Selenastrum capricornutum (without EDTA) Growth, IC25 21 58. Choices:  1. Selenastrum capricornutum Growth, IC25 21 58. 2. Selenium capricorn (without DEHA) Tumor, OX24 20 56 3. IC25 21 58, Selenastrum capricornutum (without EDTA) Growth.

2