Mass media is communication so It depends on how we communicate with each other when anyone isnt close or it could be helping us with what the weather is so on...
Answer:
The heart beat's 80 times a minute, about 115,000 times in one day or 42 million times in a year
Explanation:
I am pretty sure it is D
I hope this helps you !!
I believe It will collapse on it's self and form a blackhole, most stars do this when they've burnt out all their fuel.
