What do “stalk and root” symbolize in the Poem “A Black Man Talks of Reaping” by Arna Bontemps

My necktie rich and modest, but asserted by a simple pin-[they will say: "but how his arms and legs are thin! "]do i daredisturb the universe? in a minute there is timefor decisions and revisions which a minute will reverse.which lines indicate that the speaker is concerned about what others think of him? my morning coat, my collar mounting firmly to the chin,my necktie rich and modest, but asserted by a simple pin-in a minute there is timefor decisions and revisions which a minute will reverse.o with a bald spot in the middle of my hair[they will say: "how his hair is growing thin! "]and indeed there will be timeto wonder, "do i dare? " and, "do i dare? "

Which is included in the radio broadcast to capture the listener's attention that the original text of the story is not able to include

According to the study what did john steinbeck do to prepare for his book the grapes of wrath