Final answer:
Option (A), Charles Dickens and Karl Marx examined income inequality and the plight of the working class in their works, critiquing the capitalism of the Industrial Revolution.
Step-by-step explanation:
The societal issue examined in the written works of Charles Dickens and Karl Marx is Income inequality and the plight of the working class (Option A). Both authors highlighted the adverse effects of the Industrial Revolution on society, with a focus on how capitalism led to poverty and inequality.
Dickens' novels often portrayed the harsh realities faced by the poor and disenfranchised, while Marx's writings, including 'The Communist Manifesto', critiqued capitalism and proposed socialism as a solution to the societal issues of his time.