You're exploring the depths of a vast ocean, using an advanced diving suit. As you descend, the water grows colder and darker, with only the dim lights of your suit illuminating your surroundings. Suddenly, you notice the faint silhouette of a large creature in the distance, reminiscent of a Mosasaurus, which was approaching swiftly. You realize this could be a perilous encounter, as the creature is clearly larger than you, and you have to decide how to respond... quickly. What do you do?