medium · GMAT Verbal

Which of the following, if true, most weakens the argument?

1. Adopting organic farming methods completely and permanently eliminates every possible risk to soil health on farmland everywhere.
2. Conventional chemical fertilizers can frequently lead to harmful nutrient runoff that contaminates the rivers, lakes, and groundwater located near treated farmland.
3. A large and growing number of farmers across many regions are currently in the process of transitioning their operations from conventional methods to organic ones.
4. Certified organic produce is very often sold to consumers at a noticeably higher premium price in wealthy, developed countries than its conventional equivalents.
5. Organic farming typically requires significantly more land to produce the same quantity of food as conventional farming, risking lower total output.

Sign up free to see the explanation and track your rank →