Methyl benzoate can be formed from the esterification of benzoic acid and methanol, using sulfuric acid as a catalyst. Give an equation for this reaction.
a) CH₃OH + H₂SO₄ + C₆H₅COOH ⟶ C₆H₅COOCH₃ + H₂O
b) C₆H₅OH + H₂SO₄ + CH₃OH ⟶ C₆H₅COOCH₃ + H₂O
c) CH₃OH + C₆H₅COOH ⟶ C₆H₅COOCH₃ + H₂SO₄
d) C₆H₅COOH + CH₃CH₂OH ⟶ CH₃COOCH₃ + H₂SO₄