Satire is best defined as.
"a contradiction between what is said and what is really meant"
"a description of something as being smaller or less than it really is"
"the use of humor to emphasize the negative qualities of society"
"the use of ridicule to emphasize a conflict between two ideas"

The answer is C: the use of humor to emphasize the negative qualities of society

Satire makes use of humor through several different techniques, like irony, ridicule, exaggeration, absurdism, to name but a few examples that some satirists have used, in order to expose certain flaws or negative qualities in a given society. The aim of most satirists is to correct these flaws seeking social justice.

the reason some people sacrifice their own life for another person's life could be that they are in love with them and would do anything to keep them safe a protected even if that means risking their life in the process

these have to be in your own words