Read the second stanza of "To the Virgins, to Make Much of Time" by Robert Herrick. The glorious lamp of heaven, the sun, the higher he’s a-getting, the sooner will his race be run, and nearer he’s to setting. To what does the speaker compare the times of a day?

a) To the running of a race
b) To burning lamps
c) To the brightness of the sun
d) To the beauty of the heavens