Exam ACP-100 topic 1 question 64 discussion

Your Jira support project has allowed anonymous customers to create issues through an incoming mail handler for some time.
In order to enhance efficiency, your project manager has inquired about the possibility of allowing anonymous users to also create issues using Jira instead of the mail handler, but without allowing further access or need of a license.
Which two actions will let you meet the requirement? (Choose two.)