Answer:
The below displays subjects with its associated books. This we would display using <UL>
English
Coursebook
Workbook
Mathematics
Lab manual
Course book
Science
Scrap book
Course book
<UL>
<LI>English
<UL>
<LI>Course book</LI>
<LI>Workbook</LI>
</UL>
</LI>
<LI>Maths
<UL>
<LI>Lab manual</LI>
<LI>Course book</LI>
</UL>
</LI>
<LI>Science
<UL>
<LI>Scrap book</LI>
<LI>Course book</LI>
</UL>
</LI>
</UL>
Here <UL> tag creates un ordered list and one another <UL> tag inside <LI> created nested list. This is how a nested unordered lists needs to be created.
