Pick out the wrong statement.
(A) Wrought iron contains about 0.02% carbon
(B) Wrought iron cannot be easily forged and welded
(C) The chilled cast iron does not contain graphite
(D) Spheroidal grey cast iron contains graphite flakes
(A) Wrought iron contains about 0.02% carbon
(B) Wrought iron cannot be easily forged and welded
(C) The chilled cast iron does not contain graphite
(D) Spheroidal grey cast iron contains graphite flakes