The use of the prepositional phrase in this sentence is adjective, because it is part of the noun phrase - the basketball on the roof.
If it weren't a part of the phrase, it would probably be an adverb, but this way, it is not.
1-Were
2- is
3- is
4- was
5- Are
6- were
7- are
8- does
9- needs
10- is
11- has
12- has
13- received
14- are
15- tastes
17- have
18- is
19-was
20- argues
21- is
22- receive
23- was
24- were
Correlative conjunction has two equal parts: so in this case it's the answer c: either ...or
other examples of correlative conjunctions would be "not only... but also" or "neither... nor" . Hope this helps! :)
Answer:
Serenity is the state of being calm.
luv,
Aria❤