A、<span lang="EN-US" style="FONT-FAMILY: "><em>BC</em></span><span lang="EN-US" style="FONT-FAMILY: ">, <i style="mso-bidi-font-style: normal">AC </i></span>
B、<span lang="EN-US" style="FONT-FAMILY: "><em>BC</em></span><span lang="EN-US" style="FONT-FAMILY: ">, <i style="mso-bidi-font-style: normal">AC, AD </i></span>
C、<span lang="EN-US" style="FONT-FAMILY: "><em>BC</em></span>
D、<span lang="EN-US" style="FONT-FAMILY: "><em>AC</em></span>
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