Answer: Providing commentary, separate from the narrative, which illustrates the wastefulness that occurred during the Great Depression.
In this excerpt, Steinbeck provides commentary on the reality of the Great Depression. This is separate from the narrative, and serves to provide more information on the setting and the plot. The excerpt describes the wastefulness that occurred during this time period. Despite the poverty and hunger that was common at the time, the oranges were sprayed with kerosene so that people were not able to pick them up themselves for free.
I believe it is the third one. 11:00
The correct answer is B) low prices.
Indeed, big-box retailers are always located outside cities and towns in order to avoid local taxation. Unless you live in the area they are never located downtown (unless they enjoy a local tax exemption). These are industrial outlets that seek to maximize profit while using the cheapest, smallest workforce so personalized customer service is nonexistent. Their only advantage is low prices and for many low income consumers it is a crucial one.