How to select an element from a dropdown in bootstrap

Here’s the

tag in bootstrap.

<div id="main" class="container mt-2">
<div class="row">
<div class="col-sm-12 col-md-12">
<div id="ctl00_pnlCustomerSelect">

<span id="ctl00_lblCustomerSelect">Select an Account</span>
<div id="ctl00_rddSelectedCustomer" class="RadDropDownList RadDropDownList_Bootstrap" style="width:400px;">
<span class="rddlInner"><span class="rddlFakeInput">ANDING INVESTMENTS LLC (ID: 1623238-23)</span><span class="rddlSelect"><span class="p-icon p-i-arrow-60-down"></span></span></span><div class="rddlSlide" id="ctl00_rddSelectedCustomer_DropDown" style="display:none;">
<div class="rddlPopup rddlPopup_Bootstrap">
<ul class="rddlList">
<li class="rddlItem">ANDING INVESTMENTS LLC (ID: 966775256-22) (Primary)</li><li class="rddlItem">ANDING INVESTMENTS LLC (ID: 166676244-24)</li><li class="rddlItem">ANDING INVESTMENTS LLC (ID: 16093443-22)</li><li class="rddlItem">ANDING INVESTMENTS LLC (ID: 160973345-23)</li><li class="rddlItem">ANDING INVESTMENTS LLC (ID: 1990256-22)</li><li class="rddlItem rddlItemSelected">ANDING INVESTMENTS LLC (ID: 1606678-23)</li><li class="rddlItem">ANDING INVESTMENTS LLC (ID: 1677569-23)</li>
</ul>
</div>
</div>

Then, what do you want to do?