C is a given statistic, and a pertinent point. Out of all the answers I feel as if it's the strongest.
D and E are also answers that add value to the role of the self-driving car.
A and B don't claim anything about the value of a self-driving car and are just observations.
In stanza 1 the tone of the text is more peaceful and calming using words such as stars, delight, twinkle whereas in stanza 3 it’s more urgent this is shown with the use of exclamation marks !! And how it mentions terror and screams etc stanza 1 is more peaceful and utopian whereas stanza 1 feels distressing and dystopian
‘SILENTLY’ is a synonym for quietly