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ClicktheExhibitbutton.Assumingthetaglibraryintheexhibitisimportedwiththeprefixstock,whichcustomtaginvocationoutputsthecontentsofthevariableexposedbythequotetag?()A.<；stock：quote&ensp；symbol="；SUNW"；&ensp；/>；${var}B.${var}.&ensp；<；stock：quote&ensp；symbol="
题目
ClicktheExhibitbutton.Assumingthetaglibraryintheexhibitisimportedwiththeprefixstock,whichcustomtaginvocationoutputsthecontentsofthevariableexposedbythequotetag?()
A.<；stock：quote&ensp；symbol="；SUNW"；&ensp；/>；${var}
B.${var}.&ensp；<；stock：quote&ensp；symbol="；SUNW"；&ensp；/>；
C.<；stock：quote&ensp；symbol="；SUNW"；>；.&ensp；${var}.&ensp；<；/stock：quote>；
D.<；stock：quote&ensp；symbol="；SUNW"；&ensp；var="；quote"；&ensp；/>；${quote}