Editable PDF have multiple Checkbox with same name of form field then how to Check individual Checkbox

Product: pdftron/pdfnet-node

Product Version: 9.2.0-1

Please give a brief summary of your issue:
(Think of this as an email subject)
Editable PDF form have multiple Checkboxes as below
[] Male [] Female [] Indeterminate / Intersex / Unspecified
when we are accessing tis field in programatically we have only one Field i.e. "app.sex"
Then how to set the value to each checkbox like [] Indeterminate / Intersex / Unspecified.

*const field = await doc.getField("ap.sex");*
*    await field.setValueAsString("indeterminate / intersex / unspecified")*

Above code snippet does not worked .

Please describe your issue and provide steps to reproduce it:
(The more descriptive your answer, the faster we are able to help you)

Please provide a link to a minimal sample where the issue is reproducible:

Hello, I’m Ron, an automated tech support bot :robot:

While you wait for one of our customer support representatives to get back to you, please check out some of these documentation pages:

Guides:APIs:Forums:

Thank you for contacting us about this. Please see the following Community post on how to set a specific selection in a group of radio buttons:

If this does not solve the issue for you, could you please provide us with an example file and the full code you are using for further investigation?

Thank you.

Above thread communication will not help in my case. If IT is helpful Can you please guide me ?

As mentioned in my previous post, could you please provide further details like an example file and code you used so that we can get a better understanding of the issue?