Question: In which city is the Sun Life Centre, global headquarters of Sun Life Financial?

Context paragraphs:
Sun Life Financial: Sun Life Financial, Inc. is a Canada-based financial services company known primarily as a life insurance company.  It is one of the largest life insurance companies in the world, and also one of the oldest with a history spanning back to 1865.

Birla Sun Life Asset Management: Birla Sun Life Asset Management Company was established in 1994 as a joint venture between the Aditya Birla Group and the Sun Life Financial of Canada.

2012 Players' Championship: The 2012 Sun Life Financial Players' Championship was held from April 17 to 22 at the Consolidated Credit Union Place in Summerside, Prince Edward Island.  It was the last Grand Slam event of the 2011–12 curling season and the twentieth time the tournament has been held.  The purse is CAD$100,000 for both the men's and women's tournaments, and the winner of each tournament will receive CAD$18,000.

Colisée de Rimouski: The Colisée Financière Sun Life (in English, Sun Life Financial Coliseum) is a 4,285-seat (total capacity 5,062) multi-purpose arena in Rimouski, Quebec, Canada, built in 1966.  It is home to the Rimouski Océanic ice hockey team, and the arena hosted the 2009 Memorial Cup.

Birla Sun Life Insurance Company Limited: Birla Sun Life Insurance Company Limited (BSLI) is a joint venture between the Indian conglomerate Aditya Birla Group, and Sun Life Financial Inc., an international financial services organisations from Canada.  BSLI has a customer base of over two and half million policy holders.

The Masters Grand Slam of Curling: The WFG Masters of Curling is a Grand Slam event on the men's and women's World Curling Tour.  It is the first Grand Slam event on the women's and men's tour.  The event is an amalgamation of the men's World Cup of Curling and the women's Sun Life Classic.  There was also a men's Sun Life Classic, which has been discontinued.  The Sun Life Classic was an annual WCT event (but not a Grand Slam event) held every November at the Paris Curling Club, Brant Curling Club and the Brantford Golf & Country Club in the Brantford, Ontario area.  The World Cup was a Grand Slam event and was held in various locations across Canada, and was also previously known as the Masters.

2011 Sun Life Classic: The 2011 Sun Life Financial Invitational Curling Classic was held from November 17 to 21 at the Brantford Golf and Country Club and Brant Curling Club in Brantford, Ontario and the Paris Curling Club in Paris, Ontario.  It was held during Week 12 of the 2011–12 World Curling Tour season.  The total purse for both the men's and women's events was CAD$50,000.

Isabelle Hudon: Isabelle Hudon, born in 1967, is a Canadian businesswoman.  She is Executive Chair, Quebec and Senior Vice-President, Client Solutions for Sun Life Financial.

Sun Life Centre: The Sun Life Centre in Toronto, Ontario was built in 1984 to house the Toronto operations of Sun Life ( now Sun Life Financial) and is now corporate headquarters for Sun Life.

Rick McKenney: Rick McKenney is an American businessman.  He is currently known as the CEO of the insurance company Unum.  Previously the Unum chief financial officer since 2009, in April 2015 he became CEO and president.  Before Unum, he was CFO for Sun Life Financial and Genworth Financial.  In 2016, he was on the "Wall Street Journal" CEO Council.

Supporting paragraphs: Sun Life Centre Sun Life Financial
Answer: Toronto