The answer is c,i believe
Magnifying object would be the answer to your question
The correct answer to complete the sentence above is <span>A. </span><span>whoever. The objective pronoun whoever is used when it is the subject who does the action as the verb demands it while whomever is used as an object of a verb or preposition.</span>
I would go with nature because thats what it sounds like to me hope this helps<span />