LSAT PrepTest 43 Section 3 Question 17 Explanation | Logical Reasoning

I didn't write the following blog post. It was already on the blog when I took over the URL. The following blog post may contain mistakes. -Steve*** Here's a Logical Reasoning question from the June 2004 LSAT.Here's a short chain of phrases (don't write it down on actual tests):Mutations favored only if help survival --> Good affects must outweigh bad ones.We cannot really pre-phrase here, so