Survey Form - Build a Survey Form please help some every radio button should have at least two radio button i am uncleared on this one

Tell us what’s happening:
Describe your issue in detail here.

  **Your code so far**
/* file: index.html */
<style>
body {
  display :flax ;
  justify-content:center; 
  font-family:Helvetica;
}
.container {
  border:5px double purple ;
  padding :10px;
background-image  :linear-gradient(45deg, purple, orange);
}
</style>
<div class="container">

<h1 id="title">Developer 
Survey Form for 2022</h1>

<p id="description"> Let's select your favorite programming language </p>

<form id="survey-form">
<div class ="form-control">
<label id="name-label">
  Name:
<input id ="name" type ="text"placeholder ="Enter  your name"required/>
</label>
</div>

<div class ="form-control">
<label id="email-label">
  Email:
<input id ="email"type ="email" placeholder ="Enter your email"required/>
</label>
</div>

<div class ="form-control">
<label id ="number-label">
  Age:
<input id="number" type ="number" placeholder ="Age"min="14" max="60"/>
</label>
</div>
<br>
<div class ="form-control">
<select id="dropdown">
<option>Student</option>
<option>Business man </option>
<option>Teacher </option>
<option>Other Field  </option>
</select>
</div>

<div class ="form-control">
<p> Select your favorite programming language .</p>
<label>HTML 
<input type="radio" name="html " value ="HTML" />
</label>

</label>CSS 
<input type="radio" name="radio-group" value="CSS" />
</label>

<label>JavaScript 
<input type="radio" name="radio-group" value ="JavaScript" />
</label>

<label>Python 
<input type="radio" name="radio-group" value ="Python" />
</label>
</div>
<br>
<div class ="form-control">
<p> Tell me your experience about your selected  programming language .
<label>Easy 
<input type ="checkbox"value ="easy">
</label>

<label>Difficult 
<input type ="checkbox"value ="difficult">
</label>

<label>Useful 
<input type ="checkbox"value ="most useful">
</label>

<label> Best One 
<input type ="checkbox"value ="Best one">
</label>
</div>
<br>
<div class ="form-control">
<p>Your Message </p>
<textarea></textarea>
</div>
<br>
<div class ="form-control">
<button id ="submit" type="submit">Submit </button >
</div>
</form>





/* file: styles.css */
            
  
  **Your browser information:**

User Agent is: Mozilla/5.0 (Linux; Android 10; Infinix X680B) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.101 Mobile Safari/537.36

Challenge: Survey Form - Build a Survey Form

Link to the challenge:

Your radio buttons don’t work correctly

I shouldn’t be able to do this
Screen Shot 2022-08-02 at 7.32.48 PM

Check your code here for the name attribute

Once you fix that then it will pass