(a)any person found taking precautions to conceal his or her presence within the limits of that station under circumstances which afford reason to believe that that person is taking the precautions with a view to committing a cognisable offence;

(b)any person within the limits of that station who has no ostensible means of subsistence or who cannot give a satisfactory account of himself or herself; or

(c)any person who is by repute a habitual robber, housebreaker or thief, or a habitual receiver of stolen property knowing it to be stolen, or who by repute habitually commits extortion or in order to commit extortion habitually puts or attempts to put persons in fear of injury.