Check Radio Buttons and Checkboxes by Default i don't know what default is supposed to mean

Check Radio Buttons and Checkboxes by Default i don't know what default is supposed to mean
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#1

Tell us what’s happening:

Your code so far


<h2>CatPhotoApp</h2>
<main>
  <p>Click here to view more <a href="#">cat photos</a>.</p>
  
  <a href="#"><img src="https://bit.ly/fcc-relaxing-cat" alt="A cute orange cat lying on its back."></a>
  
  <p>Things cats love:</p>
  <ul>
    <li>cat nip</li>
    <li>laser pointers</li>
    <li>lasagna</li>
  </ul>
  <p>Top 3 things cats hate:</p>
  <ol>
    <li>flea treatment</li>
    <li>thunder</li>
    <li>other cats</li>
  </ol>
  <form action="/submit-cat-photo">
    <label><input type="radio" name="indoor-outdoor"> Indoor</label>
    <label><input type="radio" name="indoor-outdoor"> Outdoor</label><br>
    <label><input type="checkbox" name="personality"> Loving</label>
    <label><input type="checkbox" name="personality"> Lazy</label>
    <label><input type="checkbox" name="personality"> Energetic</label><br>
    <input type="text" placeholder="cat photo URL" required>
    <button type="submit">Submit</button>
  </form>
</main>
<input type="" name="" checked>

Your browser information:

User Agent is: Mozilla/5.0 (X11; CrOS x86_64 10452.96.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.181 Safari/537.36.

Link to the challenge:
https://learn.freecodecamp.org/responsive-web-design/basic-html-and-html5/check-radio-buttons-and-checkboxes-by-default


#2

It means when page is loaded, the first radio and first checkbox should be checked(selected) by default.

You may find the first radio and first checkbox, then adding an attribute named checked and try it again.

keep going on great work.