Why hasn't europeans used maritime routes before the age of exploration?

The articles of confederation allowed congress to: make and borrow money. declare war. create a postal service. all of these choices are correct.

One drawback of voluntary trade is that it a.requires two groups to use a common language b.can make one group dependent upon another for necessary goods c.doesn't occur unless there is a shortage of goods for at least one group d.forces groups to rely on themselves to produce all the goods they need

This photograph depicts women learning welding in the 1940s. it shows that women