Possible Clues:

• Decision requiring little thought
• Easy decision from former Prince to abandon a current aristocrat at the start
• Simple question number one hitting you on the head
• Piece of cake airborne thrown after knight
• Airborne, flying around noon – easy task
• It's easy to see robin near ground
• Has plenty of headspace in hospital? That¿s an offer you can¿t refuse!
• An easy decision borne out with artist at home inside
• Something involving little or no mental effort
• Simple task for head coach sacking leader