The US company, Walmart, is a resident of the US and also has stores in Canada. How is the corporate income of Walmart taxed in Canada? Choose the correct answer.

A. None of Walmart's income is subject to Canadian taxation.

B. The income Walmart derives from its US and Canadian operations is subject to Canadian taxation.

C. The worldwide income of Walmart is subject to Canadian taxation.

D. The income Walmart derives from its Canadian operations is subject to Canadian taxation.