We fixed it. Please try again with the same.
<!DOCTYPE html>
<html>
<head>
    <title>Registration Form</title>
</head>
<body>
    <h1>My Registration Form</h1>
    <form>
        <div>
            <label>First Name</label>
            <input type="text" name="fname"/>
        </div>
        <br/>
        <div>
            <label>Last Name</label>
            <input type="text" name="lname"/>
        </div>
        <br/>
        <div>
            <label>Gender</label>
            <br/>
            <input type="radio" name="gender"/>
            <label>Male</label>
            <br/>
            <input type="radio" name="gender"/>
            <label>Female</label>
            <br/>
            <input type="radio" name="gender"/>
            <label>Other</label>
            <br/>
        </div>
        <br/>
        <div>
            <label>Courses</label>
            <select>
                <option>HTML</option>
                <option>CSS</option>
                <option>JavaScript</option>
            </select>
        </div>
        <br/>
    </form>
</body>
</html>