I believe it is
(Midwestern United States)
The answer is true. Tourism produced an estimated 14 percent of the region’s Gross Domestic Product in 2013, but, the ships that bring in the tourists dump waste into the ocean
Converging plate boundaries. continent to continent plate boundary converging if you want to be more specific.
to converge means to bring something together, that's how I always remembered. Transform boundaries move side to side, and are the reason for mainly fault lines, such as the San Andreas Fault in California. All plate boundaries do occur at subduction zones.
