Read the excerpt from Roll of Thunder, Hear My Cry. “Ah, man, leave me be! All y'all Logans think y'all so doggone much with y'all's new coats and books and shiny new Packards!" He swirled around, glaring down at Christopher-John, Little Man, and me. "I'm sick of all y'all. Your mama and your papa, too!" Then he turned and fled angrily up the road.

Which sentence or phrase gives the reader a clue to the story’s time period?

. . . glaring down at Christopher-John, Little Man, and me.
Then he turned and fled angrily up the road.
Ah, man, leave me be!
. . . y'all's new coats and books and shiny new Packards!