They respond with fear. Heart beats heavily, nerves start to come out, some people’s instincts are to run or get away from the horror. While others scream or shake.
Answer:
I'm going to say personal.
Explanation:
Casual and Informal mean the same thing and formal describes most. That only leaves one.
Answer:
It should be C
Explanation:
This is because you need a catchy headline to grab people's attention
Most appropriate salutation is Dear or their title like Sir, mr, mrs, and ms