We have two minerals of one metal, frst is sulphide and second is oxide. Then find the correct staement regarding extraction of metal from these two minerals.
A. Sulphide mineral is good choice for extraction of metal
B. Oxide mineral is good choice for extraction of metal
C. Any of these two may be ore, depends on the concentration of the metal in the minerals, durability of the process and other relevant factors
D. Always sulphide mineral will be the ore
