... their percentage in the overall population" refers to the various ... representation in the overall population. So the wealthy are ... popularity among the overall population). The argument's claim ... 's representation among the overall population.
In other words ... harm any portion of the population. That's not necessarily the ... as shown to harm the population. It just means that the ... harm any portion of the population.
Felt exactly the same. LG was difficult. No way to know what the curve will be. that will be determined by how the entire population performs. My guess would be a low curve though were it a practice test.