Feedback from Week3 section 1

* Feedback from the class *

- clarifying the audience / who is primary audience
- narrow down / simplify the audience or the key point
- think about why should we care about this issue
- how would you visually represent them in the photo / illustration
- you have to make sure about your data / statistic / resources
    write down the word 'they were' to 'they are' if you are sure about your research