Yes
Metaphor
It is a metaphor in which the dying rays of the sun in the late evening are compared to the last notes of a piece of music dying on the air.
You must find a simple metaphor to use.
"Rain is a Good Thing" by Luke Bryan uses rain as a metaphor for good luck and abundance. "Live Like You Were Dying" by Tim McGraw uses the metaphor of living life as if you were dying to convey the idea of taking risks and making the most of every moment.
If plants are dying, you need to find out what they are missing. You also need to check for diseases or pests.
Its a metaphor
Clothed in salvation means that you are living for God/Jesus and you will serve him to your dying breath. Clothed in salvation is basically a metaphor for serving and loving God/Jesus.
it is neither, it is personification
metaphor
Look at this reference: http://homepages.wmich.edu/~j2burke/prideintroduction.html
Implied metaphor is when it gives you the metaphor but doesn't tell what the subject is. A regular metaphor tells you the subject of it.
The Shakesperean metaphor looking back into the seeds of time we find a seed did not sprout refers to Macbeth. This is from act 1, scene 1 of this famous play.