What is the correct way of addressing people from three ethnic groups?

What organs or body system is affected by ebola

When considering the claim that eating well to reduce stress, what advice might you give a friend who appears to be stressed about an upcoming exam, but chooses to have chips and soda for lunch everyday?

Jessica said she would never work for less than $12 an hour, but then she got a job looking after children in the afternoon, and it pays only $6 an hour. now she says that money isn't as important as enjoying her work. this is an example of: apex