Why is breathing regular during stage n3 sleep

What is one technique to a person get proper sleep? eat a heavy meal before bed. exercise intensely before bed. practice relaxation breathing before bed. use electronics before bed.

How you feel when someone is boastful and self absorbed when providing you a professional service? why?

Zoom out so that you can see the whole state of california. select the ruler tool again, but change the type of measurement from line to path. create a path from san francisco to las vegas, to los angeles, to san diego. what is the total length of this path in kilometers and in meters?