甲日报社的某记者在执行完报社采访某歌星的任务后，在该报上发表了指责该歌星“耍大牌、艺德极差”的报道，该歌星认为报道失实，侵犯了他的名誉权，本案中的被告应如何确定( )

A．不能只诉甲日报社

B．只诉报社记者

C．必须以甲日报社和该报社记者为共同被告

D．只列甲日报社为被告

ZAO Learnfast is a publisher of study materials for professional students. It entered into contracts with Anna and Yevgeni under which they would produce study texts, with each text to be divided into 12 chapters of approximately equal length.Shortly after beginning to write her study text, Anna discovered that the work was too demanding. She wrote to ZAO Learnfast explaining this, enclosing drafts of the three chapters she had managed to complete, together with her invoice for one-quarter of the fee.Three months after entering into the contract with Yevgeni, ZAO Learnfast was advised by the relevant professional body that the subject on which Yevgeni was writing his study text would be withdrawn within a year. ZAO Learnfast wrote to Yevgeni explaining that his study text would no longer be required. By this time, Yevgeni had written three chapters of the study text. ZAO Learnfast is prepared to pay Yevgeni one-quarter of the fee specified in the contract.The contracts between ZAO Learnfast and the two writers made no provision for these events.Required:

(b) Discuss the consequences of the withdrawal of ZAO Learnfast from its contract with Yevgeni. (5 marks)