Whether the Toronto structure is a "building" or not is debatable depending upon which source you cite. The question seems negative. Why couldn't the question be phrased as the "tallest free-standing structure in the Western Hemisphere" which it IS and how it identifies itself?
well it looks like i have finished all of the general knowledge quizzes, in order. My scores were not the best to say the least, but I did learn a lot. Thanks Quizmaster!!
The first few letters of "Taoiseach" threw me completely off the trail of Ireland. "Tao" is something like "the way" or "the path" in my super limited understanding of Chinese. It made sense in my head that a PM of a nation in East Asia or thereabouts might have that in their title.
I initially went in that direction as well then I remembered the kinda-popular (?) Irish names Caoimhín/Caoimhe and made the connection because of the common "aoi"