Question: 3 Proofs a) Suppose you had a Turing machine that could not write on the portion of the tape containing the input string. Prove ONE

3 Proofs a) Suppose you had a Turing machine that could

3 Proofs a) Suppose you had a Turing machine that could not write on the portion of the tape containing the input string. Prove ONE of the following: (15 points) (a) This machine only recognizes regular languages (b) This machine only recognizes context-free languages (c) This machine recognizes all Turing-recognizable languages

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