Which Canadian city handles most of Canada's trade with Asia?

Canada’s development assistance programming in Asia began in the 1950s and remains an important component of our engagement in many developing Asia-Pacific countries. From our early support to help countries to meet basic human needs, Canadian assistance has evolved to provide targeted technical assistance to support institutional reforms necessary for sustainable poverty reduction. Today, Canadian programs help Asian nations develop their capacity to address the region's most pressing challenges:

Explanation:

a mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by plate tectonics. this uplifting of the ocean floor occurs when convection currents rise in the mantle beneath the oceanic crust and create magma where two tectonic plates meet at a divergent boundary.a geomagnetic reversal is a change in a planet's magnetic field such that the positions of magnetic north and magnetic south are interchanged.