单项选择题

赛马，障碍赛时摔倒，左前肢支跛明显，前臂上部弯曲，他动运动有骨摩擦音，患部肿胀，未见皮肤损伤，全身症状不明显。本病的确诊方法是
A、A、触诊
B、B、X 线检查
C、C、超声检查
D、D、斜板试验
E、E、关节内窥镜检查

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A．对
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Subsidiary ledgers do all of the following except:
A、Remove excessive detail from the general ledger.
B、Provide up-to-date information on customer or other specific account balances.
C、Aid in error identification for individual accounts.
D、Help with division of labor (recordkeeping tasks).
E、Eliminate the need for individual postings to the customer or supplier accounts.