The answer is C.
The author provides different facts. For instance, "Unlike normal rocks, they have trails etched behind them as if they have traveled across the sand. Some trails are only a few feet. Some trails are over a half a mile long." Is an example of a fact.
Another example includes, "Some rocks seem to roll as they move forward. Some take unexplainable routes. Large ones have traveled past small ones that have stayed still."
Answer:
Is there supposed to be a story or something? If not the least I can say is he spent time with the rhino, or got him a new friend
Answer:
Luke plays the drums in the orchestra if Katya plays the clarinet.
