Which of the following is the correct order of decreasing reactivity towards nucleophilic substitution?
(1) Vinyl chloride > Allyl chloride > Propyl chloride
(2) Propyl chloride > Vinyl chloride > Allyl chloride
(3) Allyl chloride > Vinyl chloride > Propyl chloride
(4) Allyl chloride > Propyl chloride > Vinyl chloride