【单选题】
下列等价式正确的是()
①
┐<imgwidth="83"height="20"src="../uploadfiles/word/lsss001.files/image001.png">┐A
②
<imgwidth="147"height="20"src="../uploadfiles/word/lsss001.files/image002.png">
③
┐<imgwidth="86"height="20"src="../uploadfiles/word/lsss001.files/image003.png">┐A
④
<imgwidth="248"height="20"src="../uploadfiles/word/lsss001.files/image004.png">