A formal region is based upon a central cultural node
common or shared perceptions about a region
physical boundaries
the characteristics that dominate the region
a state's definition of region

That is false the sun’s core does not fusion

This would be an open primary. a closed primary people can vote only prior to election day if the party if they are registered. independent voters can not participate. there is not a wide-open primary, but there is a semi-open primary.

I'm going to say it's 5-6 million