Answer:
ISO is simply a camera setting that will brighten or darken a photo. As you increase your ISO number, your photos will grow progressively brighter. For that reason, ISO can help you capture images in darker environments, or be more flexible about your aperture and shutter speed settings.
(Hope this helps) Sky
Answer:
A marketing expert making a pitch to potential clients.
Explanation:
Marketing experts use persuasion to convince you to buy a product they created to make a revenue, also in hopes you will pursue others to buy their product.
The one and only Pablo Picasso of course