The correct HTML code to display (P + Q)² is:

1. <SUB> ( P+) 2 </SUB>
2. P+Q <SUP> 2 </SUP>
3. (P + Q) <SUP> 2 </SUP>
4. <SUP> (P+Q) 2 </SUP>

The < …………… > tag displays text in subscript form.

1. sub
2. sup
3. sups
4. subs

What tag is used to add columns to tables ?

1. <colspan>
2. <td>
3. <tr>

Which has higher priority, cell settings or table settings ?

1. Neither
2. Cell settings
3. Table settings