Whatisagenerallyacknowledgedasthemostpowerfuladvertisingmediumandreachesabroadspectrumofconsumers.（）
Whatisthemainadvantageofradioads:（）
Whilethefreehealthcliniccosts$1milliontooperate,itis$500000lessthanthecoststhecompanywouldrealizeifemployeesweretreatedelsewhere.
Work is an important determinate of health. It can influence health positively or negatively.
Turnoverrate
