The correct answer is: B. gift
Freedom is not a gift because it is something that we are born with. It is our natural state of being. We are born free to think, to speak, to act, and to live our lives as we see fit. No one can take away our freedom unless we give it to them.
The other options are incorrect because they are all things that can be given to us. A sin is something that we do wrong. A farce is a joke or a mockery. An illusion is something that is not real. A presentation is a speech or a performance.
Freedom is a precious gift that we should never take for granted. It is something that we should fight for and protect. We should never let anyone take away our freedom.