Hi,
If a speaker were preparing a speech for the city council the style they should go for would be formal, educational, serious, or an informative tone.
The images and captions helps the readers or audience to understand the main idea because it provides a visual content that could support the idea that is being showed or shared to them and the captions could help in distinguishing the images or is set as a support to the images that is being shown to the readers or the audiences.
Vas happenin!!
Hope your day is good
Takes is grammatically correct
Hope this helps you out
*smiles*
-Zayn Malik