More you (I)/ think of it, (2)/ the worse it becomes. (3)/ No error.(4)

Answer

1

Explanation

the will be used before More. The word order is as follows :
`{:("the + comparative expression + Subject + Verb"),(darr " "darr " "darr " "darr),("the " " more " " you " " think"),("the "" worse " " it " " becomes"):}`
Hence , the more you is the right usage.