You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is The local district magistrate's cou has asked your opinion regarding a paternity dispute. The alleged father is B+ and the mother is AB+. Which of the following groups would not be possible in their offspring? and explain in detail?
The possible combinations are given below: O x O - O O x A - A,O O x B - B,O O x AB - A,B A x A - A,O B x B - B,O A x B - A,B,AB,O AB x AB - A,B,AB Ref: Textbook of Forensic Medicine and Toxicology by V.V Pillay, 15th Edition, Page 394.