Problems facing tenement dwellers included: cramped quarters poor sanitary conditions crime and immorality poor housing efficient lighting you can choose more than one. you! : )

explanation:

japan participated in world war i from 1914 to 1918 in an alliance with entente powers and played an important role in securing the sea lanes in the west pacific and indian oceans against the imperial german navy as the member of the allies.

where is the map at?