Q13MCQ1 mark, −0.33Which one of the following is TRUE at any valid state in shift-reduce parsing?(A)Viable prefixes appear only at the bottom of the stack and not inside(B)Viable prefixes appear only at the top of the stack and not inside(C)The stack contains only a set of viable prefixes(D)The stack never contains viable prefixesSign in to save attempts.Show answer← PreviousNext →SolutionsDiscussionLoading…Sign in with Google