Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to dress warmly for horse riding [title] Prepare a thermal t-shirt or long sleeve top-sometimes called a skin. [step] These are very handy, but are optional, as they can be expensive. If you do not have a skin, just wear a fitted t-shirt as your first layer.

Ending1: You can try a long pantyhose or tank top if it's cold inside. Whenever you are out of the sun, you should : [substeps] Wash your hands and face, then apply sunscreen under your horse mask. Ending2: [title] Put on some thick jodhpurs, maybe even two pairs of them. [step] You need to keep your legs warm and moving so that the horse is still responsive to your aids. Ending3: To use a thermal shirt : [substeps] Remove it and then lay it down over your upper saddle. Leave at least a few inches around the neck to allow some air to flow. Ending4: [title] A jacket or a light jacket, if you are going to be practicing in snow can work just fine as long as the material is also so light that you won't ice your skin and cause permanent burns. [step] It should be warm enough that you won't be easily irritated.

Answer format: ending1/ending2/ending3/ending4