Metamorphism (the process called intrusion)
The Northeast became a leader in commerce because of its location and early development of industrial industries. The Northeast became a manufacturing hub in the colonies and in the newly formed United States which created specialization and the growth of commerce in this region relative to the South which was more agriculturally based.
<span>i think the correct match would be :
B. neotropc south America
if we look at it physically, the Neotropic ecozone includes the tropical terresterial ecoregions of the Americas continent and it also cover the entire Temperate zones of south America.</span>
8. B
9. D
10. C
11. A
12. (called the polor front but there are only 4 definitions??)