Question: When a life tenant fails to protect or preserve their land, permissive waste occurs. What is a life tenant not obligated to do?
A: Preserve the land and structures in a reasonable state of repair.
B: Pay interest on mortgages.
C: Pay ordinary taxes on the land.
D: Is responsible for damages caused by third-party tortfeasor.
Please eliminate two incorrect options first, then think it step by step and choose the most proper one option.