A will be the answer because usually marking your exercise days will become a habit because lets say you would do a running exercise but you want to do it in a certain day well if you mark it on the calendar, it'll become a habit.
Your answer would be THEFT, is another word used for burglary and a type of deviance.
[Theft definition, The action of crime, robbery, stealing, thieving, larceny, thievery, shoplifting, burglary, misappropriation, appropriation, embezzlement, etc]
Answer:
This action is called " setting"