That is a very controversial question. First of all, King Arthur was a king, not a knight. And if you mean who crowned King Arthur, then that would be his followers. And if you are referring to some point before his kingship, then it could be the Lady of the Lake, or Merlin. It all depends on which version of the story you mean, because there are hundreds.
Answer:
The word <em>evolve </em>belongs to...
A. verb
Explanation:
Folly is act of foolishness
Reprove is correcting the mistakes
Accost is approach in a challenging manner
Prattle is talking meaningless/ or foolishness
Recompense is payback
Feigned is pretend
Peevish is ill tempered
Mollification is appeasement
Essential, both mean something is very important