Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to get cat urine smell out of carpet [title] Blot up the urine if it's still wet. [step] Using a paper towel (or a cloth towel that you can discard), press down on the spot where your cat urinated to blot up the liquid. Repeat this method until the area is mostly dry.

Ending1: [substeps] If the spot has happened a while ago, you can skip this step. If you have a blacklight, you can use this to find old, dried cat urine. Ending2: You can let the floor dry out more quickly before you vacuum it up entirely. [substeps] If the cat urine smell remains, stir or blot the urine. Ending3: [substeps] Other rough, dry surfaces might also need to be wiped up with a paper towel. If the urine stain is dark, like food coloring, try rubbing some cornstarch onto the area you spilled. Ending4: If the urine is still watery, blot up the wet surface with another damp paper towel. [substeps] If you don't have any paper towels, tear out some brown paper pads or toilet paper and press them to the urine puddle.

Answer format: ending1/ending2/ending3/ending4