Simplify the following text for a Grade 11 native English-speaking person.
Original: Historically , most of the developments have occurred around the town 's two major thoroughfares : New York Route 7 and New York Route 2 , known locally as Hoosick Road and Brunswick Road , respectively .
Simplified: Historically , most of the developments have happened around the town 's two major crowded roads : New York Route 7 and New York Route 2 , known locally as Hoosick Road and Brunswick Road .