The various strains are either Oral fecal or Blood borne but which is which?Is A blood borne?Is C blood borne?Here’s a simple mnemonic that will help you differentiate  these forever.A and E are vowels, Oral/fecal  begins  with O, which is also a vowel. (Pro-tip -  the vowels are bowels)B, C, and D are consonants, and Blood borne begins with a consonant.Just remember Vowels and Consonants and you’ll never forget the modes of transmission of the various hepatitis viruses