Answer:
Southern unionist
Explanation:
A Southern Unionist was a white Southerner who either opposed secession and the Confederate States of America and/or supported the Union or stayed neutral.
Spam by definition means 'irrelevant messages sent over the internet' but in the context of teens and social media it basically refers to posting or commenting heaps of stuff, whether it be a spamming of emojis, random words or letters, a particular phrase... Just something that gets said or posted way more times than necessary.
Dan's experience demonstrates as the flying phobia or aerophobia it is classified as the fear of being on an airplane. After he hears the news about an airplane crash he experiences the anticipatory anxiety of being out of control and swamp that can prevent a person from planning to travel in air. The manifestation of this phobia can include panic attacks or vomiting. He fears to crash psychologically.