单选题A man has a burn on his arm. There is reddening of the skin，blistering，and swelling. Using standard medical terminology this is a（）.Amajor burnBsecondary burnCsecond-degree burnDblister burn
单选题
A man has a burn on his arm. There is reddening of the skin，blistering，and swelling. Using standard medical terminology this is a（）.
A
major burn
B
secondary burn
C
second-degree burn
D
blister burn
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