Answer:
B. Meat inspection Act
You should read "The Jungle" by Upton Sinclair
The government of Canada, which is comprised of these provinces that share power with the central government, is referred to as a federal confederation.
The Crusades have had negative and positive consequences. The negative ones were the destruction of properties, the massacres that took place during the war, the exploitation of populations.
The positive consequence was that it was possible the contact between two civilizations that have influenced each other.