Correct option is C
Ans (c)
Sol. Homografts: Also known as allografts, these are grafts taken from another person (usually a cadaver). They are used temporarily to cover burn wounds until the patient's own skin can be used.
Xenografts: These are grafts taken from a different species, such as from animals. They are used for temporary coverage of burn wounds but are not a permanent solution.
Autografts: Autografts involve using the patient's own skin to cover burn wounds. This is considered the most effective and permanent form of skin grafting for burn injuries.
Heterografts: This term is another name for xenografts, referring to grafts taken from a different species.