CLEAN : Two car bombs kill 16 in Kirkuk

What cultural factors might influence the use of the phrase 'What up?'?

• Regional dialects

• Age groups

• Social settings

• All of the above

Can 'What up?' be considered a form of slang? Why or why not?

• Yes, because it's informal

• No, because it's widely accepted

• Yes, because it changes over time

• No, because it's used in many languages