I would personally say, with no more context than that, that it’s saying that the water gives a reflection off the sun since it’s reflective to bright colors in the day light!
I hope this helps! & Let me know if you have any questions!
Mark this as Brainliest if you get a chance:) (only if it helped!)
The right of people to express their opinions publicly without governmental interference, subject to the laws against libel, incitement to violence or rebellion, etc is known as freedom of speech.