All four have an effect on the mood of a story.
A mixture that cannot be easily distinguished between the different parts. Distillation is one of the only ways to remove the parts from each other. For example, in a fruit salad you can easily pick things out, but in jello you cannot take the sugar out.
Answer:
A. He visited Baghdad
Explanation:
This is because, among all the option given, the above statement was never true but false.
I would choose a. Simply because the author talks about it as if it's all that really ever existed and that nature cannot take over what it is not. However, it goes on about seeing how erosion and rot can affect such things and tries to compare it to things in nature as if it were nature itself.
Research papers by experts and academic journals.