I've been pretty good with time management thus far but in the last week I've been running into a lot of time trouble, especially on Logical Reasoning. All of a sudden I'm second quessing myself on easy questions and spending too much time in the first half of the section, leaving me with inadequate time for the harder questions towards the end.
Type 2N questions are a subcategory of Type 2. Type 2 question ask you to weaken the argument.
Type 2N questions ask you to find out an unstated assumption made in the argument (stimulus). The way to find the correct answer is by either using the Negation Technique or by find the assumption in the answer choices that the argument could not do without.