Open a div after clicking on first checkbox using Angular Js 1.5.0
<p>I am new, trying my hands on angular. I made a list of checkbox using ng-repeat, there are five checkboxes and want to open a div only clicking on first checkbox. Don't know how to open.</p>

<p><a href="https://plnkr.co/edit/pIngPpDECeXWQdmGBvb5" rel="nofollow noreferrer">Plunker</a>     <code></code></p>

<p><a href="https://i.stack.imgur.com/Upi1m.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/Upi1m.jpg" alt="enter image description here"></a></p>

<p>Thank you all in advance...</p>