Strep Viridans is oral flora, causes subacute endocarditis affecting previously damaged valves, and is often associated with sequelae of dental procedure.
A) enterococci can also cause subacute endocarditis but they are gamma hemolysis and follow GI/GU procedure
B) beta hemolysis and causes acute
c) beta hemolysis and causes acute
e) alpha hemolysis but unlikely to cause endocarditis, causes meningitis, otitis, pneumonia, sinusitis - (MOPS)