Which Canadian bank is being sued by its former CFO for nearly $50-million? Take our business and investing news quiz

Welcome to The Globe and Mail’s business and investing news quiz. Join us each week to test your knowledge of the stories making the headlines. Our business reporters come up with the questions, and you can show us what you know.
This week: It was a week of big deals. Osisko Mining, Power Engineers and Pringles were all bought out in multi-billion-dollar deals, and Tourmaline Oil made a big purchase of their own.
Also: Which company sent its stock market value soaring by US$21-billion simply by changing its chief executive? Here’s a hint: They serve coffee.