This is a test of commonsense. Complete the next sentence:

How to treat minor burns
Determine whether you have a first-degree burn.
First-degree burns are the most common burns. You have a first-degree burn if only the outermost layer of skin is affected.
These are the least severe type of burn and can usually be treated at home. Symptoms involve : Pain area is sensitive to the touch and warm to the touch minor swelling reddening of the skin Examine whether you have a second-degree burn.