i don't know the answer to this question
nope!
only if it's at the start of the sentence
Answer:
It's hard to "assign value" on human life; we put value on everything but ourselves, so I say our value is everything we value; we've made every man made creation, so to assign value is to assign value to our man made creations.
Explanation:
Ok, I know it's confusing, but if you really think about it it's a powerful theses. Hope I helped, have a nice day.
They are in different tenses
The answer would be the last one, leave it as is. B and C change the meaning of the sentence entirely, while A sounds unnatural and is too verbose.
Hope this helps! :)