How to consider the radio buttons as two groups in MVC

Question

Hi i am having two groyup of radio buttons, i would like to select one in one group and any one another group, but acctually what happening is, when i select one radio button in 1st group and then if i select any one from 2nd group, 1st selction which i made gets disappear.

Can any one help me

 

 This is radio button controls in my view:

<div class="well form-horizontal" style="background-color: #ebebeb; margin-top: 1px;"> 

<div class="form-group">

@Html.Label("IAmThe", "I am the*", new { @id = "lblIam", @class = "control-label col-md-4" })

<div class="col-md-5">

<fieldset id="rbo">

<div class="radio1">

@Html.RadioButton("Active", 1, new { @class = "rbBorrower1", @name = "rbo" }) Primary Borrower

</div>

<div class="radio5">

@Html.RadioButton("Active", 5, new { @class = "rbThirdparty", @name = "rbo" }) Authorized 3rd Party

</div>

<div class="radio6">

@Html.RadioButton("Active", 6, new { @class = "rbSuccessorInInterest", @name = "rbo" }) Successor In Interest

</div>

</fieldset>

</div>

</div>

 

 

 

<div class="panel panel-primary" id="bpPreferredContact" style="border: none; background-color:#ebebeb">

<div class="panel-body">

<div class="form-group">

@Html.Label("lblPreferrdContact", "Preferred Method Of Contact", new { @id = "lblPreferrdContact", @class = "control-label col-md-4" })

<div class="col-md-5">

<fieldset id="rbo1">

<div class="radio" id="bpEmail">

@Html.RadioButton("Active", "Email", new { @id = "rbEmail", @name = "rbo1" }) Email

</div>

<div class="radio" id="bpHomePhone">

@Html.RadioButton("Active", "HomePhone", new { @id = "rbHomePhone", @name = "rbo1" }) Home Phone

</div>

<div class="radio" id="bpMobilePhone">

@Html.RadioButton("Active", "MobilePhone", new { @id = "rbMobilePhone", @name = "rbo1" }) Mobile Phone

</div>

<div class="radio" id="bpWebsite">

@Html.RadioButton("Active", "Website", new { @id = "rbThisWebsite", @name = "rbo1" }) This Website

</div>

</fieldset>

</div>

</div>

</div>

</div>

</div>