This is a quote from "The Secret Life of Walter Mitty", and it is a made-up term. He is not a skilled surgeon, so he made up the term obstreosis (a word that does not even exist), duct is like a passage, the same way as tract. So this "disease" makes no sense and does not exist.
The answer is C- corruption is rampant in institutions.
Answer:
im sorry if it's not all correct
Explanation:
Adjective participle infinitive adverb
Sources must be credited exactly, because when a teacher tries to look for your sources, they can find it online faster, and because it shows most of the information of a website just by citing the website creditedly.