Physical activity have been established for adults ages 14–64?

If an online school program (i.e k12, ecot) assigns me a computer, would it be ok to use social media on it? would i get in trouble? i am not really sure from reading their terms and such.

Explain what is meant by the phrase “ethical behavior”.

Why would one lymph node in the neck be swollen and not the other? what causes them to swell?