What forms in shallow tropical water?
Options:
- (A) ocean
- (B) romance
- (C) bushes
- (D) ferns
- (E) reefs
- (F) bamboo
- (G) fossils
- (H) snorkelling Let's be accurate as possible.
Corals form large colonies in shallow tropical water. Huge colonies of hard corals form coral reefs . Reefs form in shallow tropical water.
The final answer: (E).