You are developing a customer web form that includes the following HTML.
<input id=”txtValue” />
A customer must enter a value in the text box priorto submitting the form.
You need to add validation to the text box control.
Which HTML should you use?
A.
<input id=”txtValue” type=”text” required=”required”/>
B.
<input id=”txtValue” type=”text” pattern=”[A-Za-z]{3}” />
C.
<input id=”txtValue” type=”required” />
D.
<input id=”txtValue” type=”required” autocomplete=”on” />