The large connected urbane area from boston to washington, d. c. is often referred to as

You are missing some information that can be valid to the question:

A. Metropolis

B. Megalopolis

C. Suburb

D. Urban zone

The large connected urbane area from Boston to Washington is often referred to as the "urban zone" or option D. A urban zone is some sort of a region that is surrounding a area mainly cities, or towns. Urban areas are wealthy well built areas that have big houses, high income, and commercial buildings.

Hope this helps.

the answer is a hope this