单项选择题

A.You should consider adding <trace enabled="true" writeToDiagnosticsTrace="true"pageOutput="true" localOnly="true" /> to the Web.config file.
B.You should consider adding <compilation debug="false" urlLinePragmas="true" /> to theWeb.config file.
C.You should consider adding <trace enabled="true" pageOutput="false" localOnly="true" /> tothe Web.config file.
D.You should consider adding <compilation debug="true" /> to the Web.config file.