A. nickel, copper
B. nickel, molybdenum
C. zinc, tin, lead
D. nickel, lead and tin
E. none of the above
Correct Answer: nickel, copper ✔
Last Updated: May 18, 2023
A. nickel, copper
B. nickel, molybdenum
C. zinc, tin, lead
D. nickel, lead and tin
E. none of the above
Correct Answer: nickel, copper ✔
Last Updated: May 18, 2023