Which statement best explains how the imagery in stanza 4 affects the tone of the poem? a. it creates a tense atmosphere and sets a threatening tone. b. it shows the mother is nervous and sets a disheartening tone. c. it shows the mother is moving quickly and sets an optimistic tone. d. it creates a sense of urgency and worry and sets a concerned tone. how does the reference to "a letter from our pete" affect the poem? a. it indicate that the son in the poem was highly educated, which only heightens the feeling of loss and sadness that comes with news of his passing. b.it indicate that the son in the poem was expected home already, so the fact that only a letter from him arrives suggests that something bad has happened to delay him. c.it indicate that the poem is set in a very remote location, far from the rest of society, which suggests the desire of these individuals to escape its violence. d.it h