Correct option is A)
In the sentence, 'words' is a countable plural noun.
Little is used with uncountable nouns. hence option D is ruled out.
Few is a quantifier used with plural countable nouns.
Considering Option B; without the article, few emphasizes a small number of something.
Adding the article removes the emphasis—a few means some.
It has a positive meaning.
Option C 'The few' means not many, but all of those.
