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.
I beleive all of the above for question one
I know filters, so I know it is Saturation.
It should be under lined, when you press it it should have a different colour
The below displays ice-creams with its associated flavours. This we would display using <UL>
• Stick
o Chocobar
o Feast
• Bowl
o Butterscotch
o Blueberry
<UL>
<LI>Stick
<UL>
<LI>Chocobar </LI>
<LI> feast</LI>
</UL>
</LI>
<LI>Bowl
<UL>
<LI> Butterscotch </LI>
<LI> Blueberry </LI>
</UL>
</LI>
</UL>
Here <UL> tag is used to create un ordered list and one another <UL> tag inside <LI> created nested list which is the actual requirement. Like this we can created nested unordered lists and you can nest upto 4 levels and increasing the number of levels further may reduce clarity.