refactor(selection): use `isIndexAcceptable` in `isIndexSelected` instead of custom check
refactor(selection): use `isIndexAcceptable` in `isIndexSelected` instead of custom check

eastbanctechru/e2e4,eastbanctechru/e2e4,fshchudlo/e2e4,fshchudlo/e2e4,fshchudlo/e2e4,eastbanctechru/e2e4