The speaker is talking about the water. During winter, the water enters the cracks and freezes and expands. It breaks the stone and makes cracks and when the water melts the holes are bigger. What he is describing is mechanical weathering which is common in nature.
The answer is
the tests and tasks
hope this helps :)
Play around with the words. Poems don't always have to rhyme however, you could start by 'I met a guy at GRA', and continue from there.
Answer:A. maybe? i cant tell
Explanation: