Sentences of a paragraph are given below in jumbled order. Arrange the sentences in the correct order to form a meaningful and coherent paragraph.
A)Bauxite is used as a main raw material for the production of aluminium.
B)Precipitation is a pre-final stage for actual production.
C)Sodium aluminate is acquired in the next step.
D)The smelting process actually extracts aluminium as a final product from its oxide.