Because of Their Relationship with What Was Often a Harsh

Multiple Choice

Because of their relationship with what was often a harsh and inhospitable environment,the Sumerians:

A) became highly knowledgeable about the weather.
B) became self-reliant and innovative.
C) became self-centered and uninterested in the world around them.
D) experienced what we know today as posttraumatic stress disorder.
E) developed strong,closely-knit families.