Answer: A. Ottawa
Explanation: The capital city of Canada is Ottawa, close to the city of Montreal and close to the US border. It is the administrative center of the state, with a rich architecture where apart from the Victorian style, the Canadian autochthonous architecture is also present. It was chosen among other cities to be the capital city by Queen Victoria in 1857, due to its relatively central position in Canada's then borders. According to official figures from 2018, Ottawa has a little less than a million inhabitants, specifically 938,524.