How do the names of Neptune's moons relate to the name of Neptune as a planet?

(1 point)
Neptune is named after the Greek god of the sea, and the moons are named after other water deities.
Neptune is named after the Greek god of the air, and the moons are named after other air deities.
Neptune is named after the Greek god of ice, and the moons are named after other cold deities.
Neptune is named after the Greek god of the darkness, and the moons are named after other dark deities.

Neptune is named after the Greek god of the sea, and the moons are named after other water deities.