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: Proposed  vertical flight only, to a maximum of 20 feet above the ground. Choices:  1. The proposed vertical flight is said to reach heights of 50 feet above the ground. 2. The maximum altitude for the flight is 20 feet above the ground. 3. The maximum vertical flight of only 20 feet above the ground is due to the limitations of the technology.

2