Answer:
A. cauterize
Step-by-step explanation:
cauterize is to burn the skin or flesh of a wound with a heated instrument or caustic substance, typically to stop bleeding or prevent the wound from becoming infected.
all the other words weren't related to the meaning you provded, here are the definitions:
ingratiate: bring oneself into favor with someone by flattering or trying to please them.
inundated: overwhelm (someone) with things or people to be dealt with.
locomotion: movement or the ability to move from one place to another.