Please choose the correct answer to the question: Sea hares are poisonous slugs, with tiny bunny-like tentacles, that float in water currents and ocean waves. They squirt a purple colored chemical that's sticky and smelly

Answer1: to attract a mate Answer2: to swim in deep waters Answer3: to ward off predators Answer4: to color the water

Answer format: answer1/answer2/answer3/answer4
Answer: answer3