question_answer

(P) Stain less steel is an alloy of iron and copper    (Q) Ainico can also be called as magnetic steel      (R) German silver is an alloy of silver and nickel (S) Bell metal and gun metal are Iron-carbon alloys. 3

A)

(P)	(Q)	(R)	(S)
False	True	False	False

B)

(P)	(Q)	(R)	(S)
False	True	False	False

C)

(P)	(Q)	(R)	(S)
False	True	False	True

D)

(P)	(Q)	(R)	(S)
True	False	False	True