Final answer:
To hide the label and data in the Fax, Ext, and Mobile columns, you can use CSS to target those specific columns and set their display property to 'none'.
Step-by-step explanation:
- In order to hide the label and data in the Fax, Ext, and Mobile columns, you can use CSS to target those specific columns and set their display property to 'none'.
- Here's an example of how you can achieve this:
<style>
.fax-column, .ext-column, .mobile-column {
display: none;
}
</style> - This CSS code will hide any elements with the class names 'fax-column', 'ext-column', and 'mobile-column', effectively hiding both the label and data in those columns.