Weaken questions are pretty formulaic, but some can be extremely tough.
1)identify the conclusion of the argument
2)identify the premises
3)predict a hole/assumption between the premises and the conclusion
4)eliminate wrong answer choices. remem…
When I used "Lawgic" to diagram the stimulus, I came up with something very similar to what you have in your post.
P1 states that OldTreesDie-->Decompose-->Release CO2.
P2 (ultimately a useless premise) HarvestOldGrowthForest-->MoreYoungT…