Answer:
sq Kilometer
Explanation:
Kilometer if you're a Canuck, Mile if you're an American.
Squared of course.
In industrial cities there were better chance at getting a job. The ethnic neighborhoods were crowded and dirty. Most immigrants lived in areas where other immigrants from the same country emmigrated from. So you had little Italy, Polish Communities, etc.
The padlock on top
if it ends with .edu or .gov
off a trusty website thats well known like discovery
What does it have to be about
