Based on the map data, which of the following best explains a factor that has led to ethnic separatism in Belgium?

Many who speak Flemish as their first language also speak French, but few people who speak French as their first language also speak Flemish.

the thirteen colonies are:

connecticut, delaware, georgia, maryland, massachusetts, new jersey, new york, new hampshire, north carolina, pennsylvania, rhode island, south carolina, virginia