Which of the following blood group(s) is/are the universal donor(s)? by Sunday | Jun 26 | Biology WAEC | 0 comments A. O B. A C. B D. AB E. AB and O Correct Answer: Option A – O Users Also Read These:The blood group in humans referred to as a universal…A man's blood group is AB. What is the probability…A person with blood group, O can be given blood from…A person with blood group B can only donate blood to…What is the probability? of a man of blood group AB…