Five symtoms young people from depression?

You should never drive a car if you are a. taking cold medication b. suffering from the flu c. drinking alcohol d. all the above

Effective communication consists of a. verbal and nonverbal communication and speaking clearly and loudly b. verbal communication and stereotyping c. verbal and nonverbal communication and active listening skills d. nonverbal communication and minimal interruptions   select the best answer from the choices provided.

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