What circumstances led vicomte to reduce his rent

true. the definition explains it: a word or phrase that modifies or qualifies an adjective, verb, or other adverb or a word group, expressing a relation of place, time, circumstance, manner, cause, degree, etc. this is a dictionary definition that i have looked up in a dictionary.

expository writing is one of the most common types of writing.

i guess you are missing the idea that has to be supported, am i right?

it makes the game seem more impressive.