Answer:
C
Explanation:
For a question like this, look at the context. Do a search to see if any of the given answers show up in the reading.
Relevant to = relating to. Look at the rest of the reading. Does it fit?
Answer:
Presently, first in patches, then running rapidly together into wider spaces, came the clearing of the glass, came the drawing of the misty veil that hid the moon world from our eyes.
<em><u>✓</u></em><em><u>"Mankind is currently living in ignorance."</u></em>
Man saw only the fraction of the world and rest is a mystery for him.