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.
Q: Statement: Domestic investment in new factories and equipment can boost productivity of the nation's workforce. Choices: 1. The nation's workforce is made less productive when domestic investment is increased. 2. The workforce's productivity can be increased through domestic investment. 3. Domestic investment is the best way to grow the economy.
A:
1