C35 Good News and Bad News

"Wait." Duan Lingfei suddenly spoke up and interrupted the Old Professor: "I would like to ask, if you guys took more than 300 Chimpanzee s for your experiments and succeeded in 14 cases, what happened to the other Chimpanzee who failed?"

"I'm sorry." The Old Professor looked at Duan Lingfei and said: "Some of the failed experimental subjects suffered irreparable damage to their brain