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结论是 those locations will not stay vacant for long
作者的理由是 a new store has opened at the location of every store in the shopping district that closed because it could not compete with Colson's.
但注意区别 Closon是非折扣店 SpendLess是折扣店
为了便于理解 我们其实可以把C和S的区分的更直观些 假定S是个饭店 C是个书店
B 选项 就是说C把原来和他竞争的书店都赶跑了，后来重开的都是饭店。