First ,2-chlorotoluene react with acetylchloride. then acylation product (an oil ) react with its corresponding carboxylic acid(aluminum(3) chloride) There is four choices, Why? 2-chloro-3-methylbenzoic, 3-chloro-2-methylbenzoic, 3-chloro-4-methylbenzoic, 4-chloro-3-methylbenzoic