在△ABC中，已知c=2acosB，则△ABC的形状为______．

期货公司的董事长、总经理、首席风险官之间不得存在任何亲属关系。（）

TCP/IP (71) layer protocols provide services to the application (72) running on a computer. The application layer does not define the application itself, but rather it defines
(73) that applications need — like the ability to transfer a file in the case of HTTP. In short, the application layer provides an (74) between software running on a computer and the network itself. The TCP/IP application layer includes a relatively large number of protocols, with HTTP being only one of those. The TCP/IP (75) layer consists of two main protocol options — the Transmission Control Protocol (TCP) and the User Datagram Protocol (UDP).

A. iteration B. objectC. interface D. activity

销售点实时管理系统，即（）系统，为实时控制经营活动提供了帮助。

A．OCR

B．MIS

C．EOS

D．POS

海宁市山南县石河镇工商所在市场检查过程中，发现个体工商户吴某出售劣质商品，坑害消费者，遂对其处以300元的罚款。吴某对此处罚决定不服，拟提起行政复议。回答下列问题：

若根据法律法规和规章的规定，石河镇工商所无权以自己名义作出行政处罚，则吴某可以向以下何机关申请行政复议：

A．山南县工商局

B．山南县人民政府

C．海宁市工商局

D．海宁市人民政府

富营养化