The Rational Unified Process (RUP) is a software engineering process, which captures many of best practices in modern software development. The notions of (21) and scenarios have been proven to be an excellent way to capture function requirements. RUP can be described in two dimensions - time and content. In the time dimension, the software lifecycle is broken into cycles. Each cycle is divided into four consecutive (22) which is concluded with a well-defined (23) and can be further broken down into (24) - a complete development loop resulting in a release of an executable product, a subset of the final product under development, which grows incrementally to become the final system. The content structure refers to the disciplines, which group (25) logically by nature.

A．milestone

B．end-mark

C．measure

D．criteria

2012年10月，甲省局对甲省中烟工业公司进行定期检查时，采集到如下数据：1、2012年9月份，甲省中烟工业公司与A市烟草公司签订烟叶购进合同3000担，当月全部执行完毕，实际入库数量为3100担，财务结算量3100担，到货确认量3100担。2、2012年9月份，甲省中烟工业公司与B市烟草公司签订销售合同1500万支，开具准运证1540万支，成品库出库数量为1540万支，销售开票数量为1550万支，B市烟草公司到货确认量为1520万支。

9月份，甲省中烟工业公司在烟叶购进方面存在哪些异常现象？需要进一步核实哪些问题？（2分）