Why does king arthur ask sir pellinore to become his friend after they battle each other? a. king arthur has no choice because he is too feeble to kill sir pellinore. b. king arthur knows sir pellinore will kill him unless he pretends to be kind. c. king arthur can tell that sir pellinore is a mighty knight who can him do good deeds. d. king arthur is afraid of sir pellinore and wants to keep an eye on him.