<prompt>  Viridans streptococciA Include Streptococcus mutans, mitis, sanguis and salivariousB Reliable produce haemolysis on blood Agar platesC Accounts for few cases of infective endocarditisD The men strains of cariogenic streptococcusE Can be isolated from the bloodstream in the majority of patients immediately after dental extractionADC is trueADE is trueABC is falseADC is false 