Answer:
A
Explanation:
The subject of the sentence is 'The slaughter' with 'of animals' providing more detail which is why the verb is singular.
Is there a little more info I can look at? Answer choices??
Answer: It means there is an end to everything, nothing is permanent and nothing is forever.
Explanation: Every single living organism has a beginning and an end, it's only a matter of time. Just like the day we were born; we will surely die one day and every single riches and fortunes we have saved up becomes meaningless to us (the dead don't use money), Only our kind heartedness, our charity and everything good we did during our lifetime becomes valuable to us, all other things are vanity and meaningless.