ANSWER:
C ) Personal and lively
This is as it isn't A as it isn't dry and factual. It actually presents the information with vivid details even if they aren't solid facts.
It also isn't B as it isn't arrogant and formal. The information is simply presented whilst describing the situation, there isn't any sense of arrogance or prominent formality.
It isn't D as it isn't scholarly and pedantic. It seems like a fictitous piece and it doesn't scrutinise over minor details.
Therefore, the answer is: C ) Personal and lively.
This is as the tone is personal and lively through its vivid, detailed descriptions and its first-hand perspective.