There are 3 countries in North America with a total of more than 85 states. These states are spread thus:
Mexico = 32 states
United States of America = 49 states in North America (but has a total of 50 states. Only 49 states are found in North America. The 50th state which is Hawaii is geographically located in Oceania)
they collectively (as a union) bargained for wage increase. B and D could have been two points they used in said meeting, but that is not what the question asked