Answer: B
Explanation:
if each color can be represented as 8 bits and you have 3 colors total that would mean you would need 24 bits to represent the entirety of the RGB spectrum. And each bit can either be on or off so you have two choices for each one. So the total amount of colors you can have for 8bit RGB would be 
which is 16,777,216.
I know the first one is A) Bookmark sites and I think the second one is B) Cross-platform capability.
You would have to add them up need more info on the returned video
Answer: Scientist
Explanation: Scientists use technology to record data, as well as using technology to study different things, for example scientists use computers to track DNA.
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