Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: When Kris Commons delivered his very public Ronny Roar in Molde it was a seminal moment. The instant the last vestige of tolerance and indulgence of Ronny Deila’s erratic Celtic rein disappeared. The night the wheels came off. Here was Mark Viduka throwing his boots at Eric Black as a hapless John Barnes looked on. Or Tony Mowbray motionless on the Paisley touchline as St Mirren slammed in their fourth goal. Unlike Barnes or Mowbray, Deila won’t be thrown under a bus. Not immediately. The first Celtic manager in history to be judged solely on what he does in Europe, Chief Executive Peter Lawwell hand-picked the Norwegian. Right now that’s his insurance policy.Kris Commons showed frustration at being substituted during Molde defeatThe Celtic star has since apologised for venting his frustration in publicRonny Deila could be dismissed if European form does not change 
 Question:Let’s be blunt, _ should have scored five or six.

Molde