Please choose the correct ending to complete the given sentence: Health: [header] How to know if you have jock itch [title] Recognize the symptoms. [step] It is a red rash that covers the inside of your upper thigh, skin on your genitals, and may go as far back between your buttocks as your anus. [substeps] The rash will likely itch and burn.

Ending1: If it spreads to your anus, you may also have anal itching. It may look flaky with a raised, swollen appearance. Ending2: Stinging or stinging sensations sometimes emanate, but can come from a number of different sources. Check the above steps for a list of common, but annoying, symptoms. Ending3: Itch can also appear as blisters around the groin area. This is a fluid-like rash that develops at the inside of your groin and spreads outward. Ending4: Other signs of jock itch include cramps, swelling, and a loss of muscle mass. [title] Recognize puffiness and dryness on the blister.

Answer format: ending1/ending2/ending3/ending4