Certain image formats are better on the web than others so which format you decide is on the circumstances. For the foll

[answerhappygod]

Certain image formats are better on the web than others so which
format you decide is on the circumstances. For the following
scenarios listed below, say which image format you would use and
whether you would pre-process the image, and why.
(1) A photo you’ve taken on a digital camera.
(2) A diagram containing a flow-chart.
(3) A relatively simple image, containing some transparent
parts, that you want to overlay on top of other content.