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: Stuart McCall admits taking on the challenge of steering Rangers to Premiership promotion was a gamble he couldn’t refuse as he bids to earn a longer stay as Ibrox boss. The 50-year-old was unveiled on Thursday as manager until the end of the current season – following the exit of caretaker Kenny McDowall - and hasn’t received any promises about what could lie beyond that point. However, the former Rangers midfielder insists he didn’t think twice about returning to the club where he won six league titles in seven years during the 1990s. New Rangers manager Stuart McCall raises the club scarf after being unveiled on Thursday afternoonStuart McCall was named as the Rangers manager until end of the seasonFormer Motherwell boss said it was a gamble he could not turn downMcCall says that promotion to the Scottish Premiership is the club's goalCaretaker manager Kenny McDowall left the club on Thursday 
 Question:‘It was an honour and privilege to work for Rangers Football Club and I will leave with so many positive memories,’ said _, who originally arrived at Ibrox as first-team coach in 2007.

Kenny McDowall