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.
Answer: "He uses detailed physical description"
Its the last statement i think.
Communication, or by following the jobs they are given by the team leader.
I need to see the tone that is identified above
Exploring the ocean is difficult and expensive so many parts of the ocean remain a mystery.