Which Part Adsense Code To Remove

I am using a custom Blogger template and the Layout widgets are not working. I need to remove a Adsense Link ad.

I tried removing the code, but the whole site disappeared. Could someone tell me which part of the code should I delete.

The HTML code is:

<b:widget id='HTML3' locked='false' title='' type='HTML' version='1'>
<b:widget-settings>
<b:widget-setting name='content'>&lt;center&gt;&lt;script async…

Which Part Adsense Code To Remove