In the sentence given below, a portion( a phrase or a group of words) is marked in bold. Choose the best replacement for the part in bold, as per the options given below, to make the sentence meaningful and grammatically correct.

E-commerce companies have been asked to dispose off plastic used in packaging, which accounts for more than 40 percent of non-fibre plastic.

I. Discard

II. Abjure

III. Forsake