A.They live in a sinful place and desire to move to a better city
Factors exogenous to a country's current level of income are identified as being responsible for some 84% of the increase in life expectancy during the period. ... But neither country's mortality has been directly affected by its own income; the effect shows up as a shift in the curve.
The passage states how the birthmark on Georgiana's cheek causes her to be "countenance even hideous" therefore the answer is B). the birthmark on Georgiana's cheek.
I'm pretty sure that making yourself a smaller target would be the best choice in this situation, but making a defensive group might also be better.