The participle would be carbonated,
incase you need to know,
participle: a word formed from a verb.
Verb: a word that describes a feeling or texture
Beowulf goes to Hrothgar's kingdom to try and defeat the monster.
A word that can function by itself as a noun phrase and that refers either to the participants in the discourse
Example: him, her, I, you, etc.
Basically a noun that isn't proper such as a name
C would be your answer there due to it trying to help you visualize the setting