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.

Statement: Competition is generally believed to lead to efficiency, be it economic or technical. Choices:  1. Recent events have led people to question whether or not this conventional wisdom is true. 2. Technical efficiency is believed to be one of the results of competition. 3. Technical efficiency but not economic efficiency are the end results of competition.
2

Statement: In 1929, disillusioned by the revolution, Mayakovsky wrote a protest play about the growing repressiveness of the regime. Choices:  1. Mayakovsky was not a write of plays. 2. Mayakovsky wrote a play to convince people to fight the regime. 3. Mayakovsky wrote a play about the regime's repressive acts.
3

Statement: Thus, only one price of electricity is determined for each demand segment for the entire set of sample plants. Choices:  1. Each sample plant had its own cost model. 2. The manufacturing segment had the highest price. 3. The sample plants were used to derive one price for electricity per demand segment.

3