Consider the following statements vis-à-vis ‘Coral Reefs/Corals’:
- It is a ‘foundational species’ of the aquatic ecosystem.
- They are generally found on the mouth of the river as they don’t need the salinity.
- Coral reefs formation is an example of symbiotic relationship.
Choose the correct answer from the code given below:
1 and 2 only
2 and 3 only
1, 2 and 3
1 and 3 only