TORONTO: APJ Abdul Kalam was so much respected in Canada that the current Governor-General David Johnston delayed his oath-taking in 2010 so that he could personally - as president of the University of Waterloo - confer an honorary doctorate on the former Indian president.
What is the relationship between 'David Johnston' and 'University of Waterloo' in the context of the input sentence.
Options: creator, publisher, employer, chief executive officer