起义后彼得格勒军事委员会发布的《关于临时政府被推翻的通告》说“未流一滴血就取得了胜利”。后来有调查说当晚共伤亡6人。赫鲁晓夫在苏共20大坦言：“当时只死了一个人”，米高扬则说：“事实上，十月革命几乎是和平完成的。”形成这种情况的主要原因是

A．城市包围农村战略的胜利

B．临时政府失去社会的支持

C．两个 * * 并存有利于革命

D．列宁准确判断了俄国形势

The CFA Institute Standards of Practice Handbook requires CFA Institute members to do all the following EXCEPT:（）

A. to inform employer, clients, and potential clients of benefits received for recommending products or services. 

B. receive written permission from both their employer and outside clients to engage in investment consulting outside the firm. 

C. to disclose in writing to the proper regulatory authority all observed violations of the securities laws and regulations.