Answer:socialization, peer groups, family backgrounds, cultural influences,
Explanation:
I believe <span>athletes and sports competitor had a very low level job security.
Their job security is low due to the high chance of getting an injury which could affect their performance in the future, which may cause them to lose their job.
Even if they're managed to spend their career without any injury, their career will peak when enter the age of 31-35.</span>
D. Regular Exercise has been shown to reduce the physical effects of stress.
A wouldn't be correct because at home, you can find plenty of time to relax.
B would be wrong because it is opinion based and would be extremely difficult, if not impossible to experiment for.
And C would be wrong because mental discipline doesn't necessarily means you can take away stress.
Hope this helps!
~GeeksandNerds
