【单选题】
A <{p}><{font _mstmutation="1" _msthash="20489" _msttexthash="61881417"}>标志山体最高的山头必须选取<{/font}><{br/}><{/p}>
B <{p}><{font _mstmutation="1" _msthash="20490" _msttexthash="31091073"}>反映山头的分布密度<{/font}><{br/}><{/p}>
C <{p}><{font _mstmutation="1" _msthash="20491" _msttexthash="36852946"}>山体结构方向上的山头<{/font}><{br/}><{/p}>
D <{p}><{br/}><{font _mstmutation="1" _msthash="20492" _msttexthash="43166838"}>面积很大,连成片的<{/font}><{br/}><{/p}>
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