<j:form theme="answer" action="A">

<j:submit action="A" value="A"></j:submit>
<j:submit action="B" value="B"></j:submit>
<j:submit action="C" value="C"></j:submit>
<j:submit action="D" value="D"></j:submit>
</j:form>
这段代码运行时出现这样的问题，该如何解决？
org.apache.jasper.JasperException: An exception occurred processing JSP page /index.jsp at line 37

34: C．为破烂的扫帚整容，将它修理得漂漂亮亮 <br>
35: D．立即乘上扫帚，飞离了这个家 <br> <br>
36: 请选择您的答案：<br>
37:  <j:form theme="answer" action="A">
38:
39:  <j:submit action="A" value="A"></j:submit>
40:  <j:submit action="B" value="B"></j:submit>

<j:form theme="answer" action="A">

<j:submit action="A" value="A"></j:submit>
<j:submit action="B" value="B"></j:submit>
<j:submit action="C" value="C"></j:submit>
<j:submit action="D" value="D"></j:submit>
</j:form>
这段代码运行时出现这样的问题，该如何解决？
org.apache.jasper.JasperException: An exception occurred processing JSP page /index.jsp at line 37

34: C．为破烂的扫帚整容，将它修理得漂漂亮亮 <br>
35: D．立即乘上扫帚，飞离了这个家 <br> <br>
36: 请选择您的答案：<br>
37:  <j:form theme="answer" action="A">
38:
39:  <j:submit action="A" value="A"></j:submit>
40:  <j:submit action="B" value="B"></j:submit>