Academic Photo Shoot

1. Simple
2. The subject of this photo is the math poster
3. yes

1. Merger
2. The subject is the Texas flag
3. no
4. I would have moved the later.(this is how its supposed to be because you said to take a picture of a merger. 

1. Rule of thirds
2. The subject of this photo is room A219.
3. yes

1. Lines
2. The subject of this photo is the lockers and the lines that they form.
3. yes

1. Framing
2. The subject this photo is the students working.
3. yes