Which sentence from the passage is written in passive voice? a) "but now in vain does the busy art of man pretend to vie with nature." b) "his last days are spent in slavery to women, and generally the least deserving." c) "when i behold this i sighed, and said within myself, “surely mortal man is a broomstick! '" d) "nature sent him into the world strong and lusty, in a thriving condition, wearing his own hair on his head."