Fear knocked on the door. faith answered. there was no one there. the proverb above is an example of:
a. metaphor
b. alliteration
c. simile
d. personification

It is an example of personification. The verbs knock and answer are verbs Fear and Faith cannot do. Faith and fear are abstract feelings which are also inanimate objects. In personification, you give life to inanimate objects. That is what is done in the proverb above.
ANSWER: D

Is there more to this?