Answer:
Given only this isolated sentence, any of these options are acceptable responses.
If, however, this sentence is based on a larger text, then you will need to provide that text.
Explanation:
A Alicia le gustan los deportes
3. El Gusto es mio
4. Como esta Ud?
Hope this helps
Answer
Con el poco texto que nos das podemos deducir que es la contaminación marina.