All of the above: gold, iron ore, and copper can be found in the Canadian Shield.
All of the above minerals (gold, iron ore, and copper) can be found in the Canadian Shield.
All of the above options are correct. Gold, iron ore, and copper are some of the minerals that can be found in the Canadian Shield. The Canadian Shield is a large geological formation that covers a significant portion of Canada, and it is known for its rich mineral deposits. If you want to find more information about the minerals found in the Canadian Shield, you can do a quick online search using keywords such as "Canadian Shield minerals" or "geology of the Canadian Shield." This will provide you with articles, research papers, or geological surveys that discuss the various minerals and ores present in the Canadian Shield region.
