Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to take care of botia fish [title] Monitor for illnesses. [step] Loaches, having almost no scales, tend to acquire illnesses easily. There are two primary diseases that afflict botia.

Ending1: These diseases include : [substeps] Carpal tunnel: adults can develop carpal tunnel disease from a lack of melanin in the skin. Do not use natural oils, which may lead to oxidization in swimming or other fluids, to these fish. Ending2: [substeps] Ulcers are the most common type of botia. These include eczema, and swelling in the skin below the bite sites. Ending3: [substeps] The first is known as ich (short for ichthyophthirius), a disease caused by a parasite that results in small white speckles across the surface of the fish. The second illness is known as skinny disease. Ending4: They are crocodile bites, arginine bite and rubella bite. These diseases are common in fish that are found where heat soaks in, such as underwater.

Answer format: ending1/ending2/ending3/ending4