Is 'To Sign' Separable or Inseparable? - Phrasal Verb Quiz

Quiz for Verb: 'To Sign'

Is the phrasal verb 'To Sign' separable or inseparable in the following examples?

'Sign for' - Write a signature on behalf on someone

'Sign out' - Sign something to show you have borrowed something

'Sign off on' - Give official approval

'Sign on' - Employ

'Sign up' - Give your name to do something

'Sign on' - Start broadcasting

'Sign on with' - Sign a document joining or agreeing to something

'Sign up' - Subscribe

'Sign off' - End a message

'Sign in' - Write your name when entering a place