Answer:
what do u mean is this a serious question
Explanation:
Yes this sentence is a fragment. It doesn't have a predicate and sentences need to have a subject and a verb (predicate) in order to be complete.
It would be the last one, as Ology is used in many "studies."
ex. Biology, Dermatology, Technology, Angelology.
Answer: Don't know sorry
Explanation: YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET YEET !!!!!!
Have a nice day Bye!!!!!! :).....................