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: It should be noted, however, that the Commission has not analyzed the impact of price elasticity on the volumes of inbound and outbound mail. Choices:  1. The effects of prices on volumes of inbound mail has not been fully analyzed. 2. Most inbound and outbound mail is unsolicited advertising. 3. Inbound and outbound mail volumes are not related to price at all.

1