The main job of lexical analyzer is/are:

(i) Return a token to syntax analyzer.
(ii) Strips white space.
(iii) Keeps track of line number.
(iv) Generates output listing with error marked.
(v) Delete comments

Which of the following is TRUE ?

(A) Only (i), (ii), (v)
(B) Only (iii), (iv), (v)
(C) Only (i), (ii), (iii), (v)
(D) All of them