Which of the following statements is true for polio vaccines:

salk is an inactivated polio vaccine

salk and sabin polio vaccine

sabin is a live attenuated vaccine

all of these

Both the Salk vaccine and the Sabin vaccine are types of polio vaccines.

The Salk vaccine is an inactivated polio vaccine (IPV),

While the Sabin vaccine is a live attenuated oral polio vaccine (OPV).

Both vaccines have played crucial roles in the global efforts to eradicate polio.