______ did you manage to start the car? I couldn't.AwhateverBhoweverCwhicheverDwhereverAnswer: B. however Read Explanation: Emphasis: In this context, "however" is used as an emphatic form of "how" to express surprise or disbelief.Meaning: It means "in what possible way" or "by what means" did you manage to do something that seemed impossible to the speaker.Why others are incorrect:Whatever asks about "what thing".Whichever asks about a choice between specific options.Wherever asks about "what place". Read more in App