Usually the exposition is where you meet the character and get introduced to the problem.
I’d say a song writer simply because more people listen to music as well as the fact that they need things that people can relate to or even just something or someone they know of in that song that’ll make the writers song more interesting and catchy
Photocopy
Photocopier
Telephoto
Photosynthesis
Photocell
Sally’s father is Rev. Issac Green.
Because only names or place name have to be capitalised.
Well chronological order is like A-Z with events but since this is English I would pick casual transitions.