Phonetics deals with the production of speech sounds by humans, often without prior knowledge of the language being spoken. Phonology is about patterns of sounds, especially different patterns of sounds in different languages, or within each language, different patterns of sounds in different positions in words etc .
Hope it helps...
Kenady a man who settled disputes displomatically after his asasination the Vietnam war broke out.
A. They did assist spies. As known for the NSA, they have taken pictures, videos without anyone knowing
Consumer and society have messed up the whole
Choose B: a book written by a historian who is an expert on medieval Europe.
I trust that book because the book was written by an EXPERT. Someone who is trustworthy and knows more about a student-produced website.