human
Question: A large rock breaks into small pieces within 10 years. Which process is most likely responsible for breaking the large rock into small pieces within 10 years?

Choices:
A) steady winds blowing throughout the years
B) gentle rain falling during each spring and fall
C) lack of rain falling during a four-year drought
D) water repeatedly freezing and thawing in a crack
gpt
The correct answer is 3: water repeatedly freezing and thawing in a crack.