The statement that is TRUE about the RICE system is:
Elevating the affected limb eases the pain.
Here's a brief explanation for the other statements:
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The RICE system (Rest, Ice, Compression, Elevation) is typically recommended for the initial management of acute injuries, such as sprains and strains. While it is common to follow RICE for the first few days after an injury, the exact duration can vary based on the specific injury and individual recovery.
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Ice packs should be applied for 20 minutes every 2 hours: While it is generally advised to apply ice for 15-20 minutes at a time, the specific timing can depend on the injury. Generally, ice can be applied more frequently in the first 48 hours.
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Ice pack can be applied directly to the skin: This is not true. Ice should always be wrapped in a cloth or towel to avoid frostbite and protect the skin.
So, the best answer among the provided statements is that elevating the affected limb can help ease the pain.