以下关于离群点（Outlier）和异常点（Anomaly）关系的论述正确的是：

“John killed Bill but Bill didn’t die” is a (n) （）. A: entailment B: presupposition C: anomaly D: contradictio

"John killed Bill but Bill didn' t die" is a(n) _________. （ ） A: Contradiction B: presupposition C: entailment D: anomaly

Which one can lead fetal anomaly in pregnant? A: Influenza B virus B: encephalitis B virus C: Rubella virusv D: Mumps virus E: Poliovirus