The metal extracted by the electrolysis of its fused salt is

The correct statement regarding the given Ellingham diagram is

In the alumino-thermite process,aluminium is used as:

Which of the following metals can be obtained by using $Al$ as a reducing agent?

Extraction of zinc from zinc blende is achieved by

Statement $I :$ Leaching of gold with cyanide ion in absence of air $/$ $O_2$ leads to cyano complex of $Au(III)$.
Statement $II :$ Zinc is oxidized during the displacement reaction carried out for gold extraction.
In the light of the above statements,choose the correct answer from the options given below.