Who killed Muslema Kazab (Musailamah al Kazzab)...? Mcqs

Who killed Muslema Kazab (Musailamah al Kazzab)...?

(A) Hazrat Ali (R.A)

(B) Hazrat Khalid Bin Waleed (R.A)

(C) Wahshi ibn Harb

(D) None of these

Source: This question is taken from the Islamiat MCQs