The correct answer is the last one - the way a character is presented and developed. That is quite literally the definition of characterization. The other examples are indeed parts of characterization, but the last option encompasses them all.
The correct answer is: the way a character is presented and developed.
Indeed, characterization is one of the pillars of storytelling. There are two types of characterization: explicit and implicit. Explicit characterization involves the explicit description of the moral, intellectual and physical qualities of a character. It can be performed by the narrator, another character or even the said character himself/herself.
Implicit characterization is conveyed to the audience/readers by the use and description of mannerisms, speech patterns, word choice, physical gestures, actions, interactions with the other characters and the physical appearance. It is up to the audience/readers to interpret and infer the nature and motivations of the character through these.
Use public transportation or a taxi, if available, or arrange to go in a vehicle with two or more persons and agree that one of you will not drink alcohol.
It would be C because reflective writing is where the writer describes a real or imaginary scene or event and adds a personal reflection on its meaning.