Fact 1: Most mollusks have shells. Fact 2: Among mollusks, the golden snail is a survivalist. Given the two facts above, most of what type of animal is known for having a shell?

Choose from: 1. fossils 2. toads 3. eggs 4. swea 5. small 6. insects 7. porous 8. snail
The answer is:
8.