Correct Answer: Bauxite

Solution : The correct option is Bauxite .

Aluminum is the most plentiful metal in the Earth's crust, yet due to its strong reactivity, it does not exist naturally in its pure form. It is more typically found in mineral ore such as bauxite. The primary mineral from which aluminium is derived is bauxite. It is a mineral combination that includes gibbsite, boehmite and diaspore and is the world's primary source of aluminium.