The best format to submit any picture online is JPEG which is suitable in the scenario given.
<h3>What is JPEG format?</h3>
The JPEG stands for Joint Photographic Experts Group which is considered as fundamental format for sharing images and pictures.
This format enables user to compress the big file stored in image or pictures format  in standard quality. It can be utilised on a variety of computers, mobile devices, and online platforms.
It is quick and simple to share these files. It also uses up relatively minimal storage capacity to save many files.
Learn more about format of image, here:
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Pisaro showed Cezanne how to create the impression of natural light.
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Gustav Mahler is the composer that best illustrates a fusion of romantic and twentieth-century musical styles.
        
             
        
        
        
Lighter values of a hue are called tints<span>. They are created by adding the neutral </span>color<span>of white to the hue. Darker values are known as </span>shades<span>, created by adding black, another neutral </span>color<span>. When both white and black (grey) are added to a hue, the result is a diluted version of the hue called a tone.</span>