With some vaccines,___ possibility of severe reaction exists. A There is a B Many C A D It is a With some vaccines,___ possibility of severe reaction exists. Correct Answer A Bissoy MCQ Team Jun 01, 2023 English C ইউনিট : ২০০৮-২০০৯ জগন্নাথ বিশ্ববিদ্যালয়