多项选择题
A.<prefix：myTag a="foo" b="bar" c="baz" />
B.<prefix：myTag attributes={"foo"，"bar"，"baz"} />
C.<prefix：myTag jsp：attribute a="foo" b="bar" c="baz" />
D.<prefix:myTag><jsp:attribute name="a">foo</jsp:attribute><jsp:attribute name="b">bar</jsp:attribute><jsp:attribute name="c">baz</jsp:attribute>. </prefix:myTag>
多项选择题 You are developing several tag libraries that will be sold for development of third-party web applications.You are about to publish the first three libraries as JAR files： container-tags.jar，advanced-html-form-tags.jar， and basic-html-form-tags.jar. Which two techniques are appropriate for packaging the TLD files forthese tag libraries？（）
多项选择题 Whichtwosecuritymechanismscanbedirectedthroughasub-elementoftheelementinawebapplicationdeploymentdescriptor？（）
单项选择题 Whichsecuritymechanismusestheconceptofarealm？（）