The Works Progress Administration (WPA) was responsible for

The Works Progress Administration employed millions of job seekers(mostly consisting of unskilled men). These people, now employed, carry out work projects such as the construction of buildings and roads.  

Explanation:

This administration was the most ambitious American New Deal agency.

The Works Progress Administration (WPA; renamed in 1939 as the Work Projects Administration) was an American New Deal agency, employing millions of job-seekers (mostly unskilled men) to carry out public works projects, including the construction of public buildings and roads

well the fact it is basically a peninsula allowed trade to come from many places, thus allowing cultural diffusion to take place. india has seasonal monsoons that merchants travel back and forth from india using the monsoons wind patterns