Definition: In this task, you're given a statement and three sentences as choices. Your job is to determine which sentence can be inferred from the statement. Incorrect choices change the meaning in important ways or have details that are not mentioned in the statement. Indicate your answer as 1,2, or 3 corresponding to the choice number of the selected sentence.
Input: Statement: The material used in the largest quantity for an FGD retrofit, aside from reagent, is steel. Choices:  1. Steel is one of the largest quantities used  2. Steel is seldom used  3. Steel is more cost effective to use 

1