Here's a problem to solve: A farmer thinks that the vegetables on her farm are not getting enough water. Her son suggests that they use water from the nearby ocean to water the vegetables. Is this a good idea?

Among the 4 following options, which is the correct answer?

- A: Yes, because there is plenty of ocean water.
 
- B: Yes, because ocean water has many natural fertilizers.
 
- C: No, because ocean water is too salty for plants grown on land.
 
- D: No, because ocean water is much more polluted than rainwater.
 