Shift-reduce parser consists of

(a) input buffer

(b) stack

(c) parse table

1. A(a) and (b) only
2. B(a) and (c) only
3. C(c) only
4. D(a), (b) and (c)

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Show answer & explanation

Correct answer: D. (a), (b) and (c)

Explanation

A shift-reduce (LR) parser uses an input buffer, a stack and a parsing table.