Which geographic teacher was most important for the development of commerce in the New England and middle colonies

the navigators from England.

Explanation:

In 17th century, European navigators were regarded as the group of people who have the most Geographical knowledge in the world.

As they settled in New England and middle colonies, they teach the knowledge about Geography to other people who live in that area. This play a crucial role in developing the commerce in New England and middle colonies. The knowledge that these navigators taught enable the traders to deliver their product to other countries and establish a beneficial economic relationship with those countries.