Think of it this way: The stimulus is saying that alternative medicine - no effect. To weaken this, you just gotta look for an AC that argues that alternative medicine - effect.
D does that perfectly. Alternative medicine has an effect of promotin…
Ignore all ACs regarding Japan. Why? Because the stimulus states that Japan is already in a good position. Europe is the problem so look for ACs with Europe. That leaves you with D and E. The first sentence of the stimulus states that to be the most…
Disregard everything that comes before the "since" phrase. The "since" phrase/aka the Sub C is the main part to look at.
First, the argument is stating two conclusions with only one evidence. One cannot conclude two things with only one evidence.
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The stimulus is intended to confuse you with fancy wording but just focus on this: More mass, More light.
The stimulus ends with only mentioning "less light". Then, the answer must mention "less mass".
B says it: "mass...were too low".
C cannot be an answer because the stimulus states that "money is an artificial human invention" yet C only applies to things that are "not invention".
For this question, it's easy to get tripped up by the premises. Personally, I'd recommend you to…