If you import deleted issues, then new issues will be created with the data you provided within the csv. To be more precise:
Can you remember the exact answer?
Start reading all topic exam as described here https://university.atlassian.com/student/activity/832603-acp-120-jira-administration-for-cloud-exam and practice in your own instance. I would also suggest to get involved in this community and try to answer as many questions as possible (starting with the easy ones).
@Daniel Gatere - you have asked again for exam dumps in this conversation.
Please remind yourself of your previous warning about doing that: https://community.atlassian.com/t5/Jira-questions/Revision-materials-for-the-ACP120/qaq-p/2103325