Suppose the US and Canada each have 10 units of labor to divide between steel and wheat. If each country had 6 units of labor producing steel and 4 units of labor producing wheat, then the total amount of steel and wheat produced would be Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. 72 units of steel and 30 units of wheat 84 units of steel and 20 units of wheat 108 units of steel and 18 units of wheat 64 units of steel and 24 units of wheat