Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to raise goldfish fry [title] Remove the eggs from the tank. [step] You want to remove the eggs as soon as they are laid. If you are intentionally breeding goldfish, you may have spongy material known as " spawning mops.

Ending1: " this is a thick oily material made from eggs. Do not remove the eggs yourself without manufacturer's permission. Ending2: " this is the lump or blockage on the bottom of the tank that provides a place for your goldfish to hide. If the eggs are included in your tank, they can eventually become spawning mops and tards. Ending3: " goldfish may also lay their eggs in fixtures in the tank, such as underwater castles. Wherever your goldfish have spawned on, remove this material from the tank. Ending4: " this is really on the fish's body, covering them up. With your fingers, gently scrub out the eggs.

Answer format: ending1/ending2/ending3/ending4