Hello there, fellow human being!
I suppose the answer is true.
Hope this helped!
~Ruru
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.
T . When you refuse to do something its cause you know it is wrong or you dont want to do it to be like everyone else .
1. Cells are the fundamental unit of structure and function in living things.
2. All living things are composed of cells.
3. All cells come from preexisting cells.