What is essential for change over time?
Options:
- (A) Light
- (B) Chemical energy
- (C) Essential oil.
- (D) evaporation
- (E) Currency.
- (F) Clocks.
- (G) colors
- (H) Mutations. Let's be accurate as possible.

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Mutations are essential for evolution to occur. Evolution Evolution means change over time. Mutations are essential for change over time.
The final answer: (H).