He went to London and sold his plays, and since his style of writing was unique, so people were interested in him.
The answer is B. because this is the only answer that is an immediate call to action for the situation, instead of just telling you facts like the other answers, this answer tells you straight up what you should do.
That's because she was an activist for environmental protection. Green as an adjective often refers not to the color, but rather to describe someone who is environmentally friendly. In this case, her literature fought for preserving the nature and save the environment, so it is therefore green.