HTML quest i tried all but idk why showing wrong.

Question

What's this code missing for the user's choices to be sent to the database?

HTML

<form>

<input type="radio" id="r1">

<label for="r1">Cash</label>

<input type="radio" id="r2">

<label for="r2">Card</label>

</form>

Select all correct answers.

•A submit button

•Name attributes

•Value attributes

Answer 1

What's your best guess?

Answer 2

All answers are correct (select all answers)

Answer 3

I did select all the answers still wrong, and also selected individually but also wrong.