Biotechnology companies say that voluntary guidelines for their industry are sufficient to ensure that no harm will result when a genetically altered organism is released into the environment.
Your task
Find the choice that makes the argument's conclusion more likely to be true.
Common trap
Answers that are consistent with the argument but add no real support, or that strengthen a claim the argument doesn't make.
Winning move
Locate the gap between evidence and conclusion, then pick the choice that closes it.