Associative, Cooperative, and Dramatic play I believe, but there are many others.
Number one is A
Number two is A
Number three is A
number four is A
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.
First
Put together a survival pack
second
Understand the conditions in the area
lastly
Talk to an avalanche center