Under Title 49 CFR Part 1542.209, all personnel with access to security identification display areas and secured areas are required to have successfully completed a fingerprint-based before being issued any form of access media granting unescorted access authority to the security identification display area.

Criminal history record Check

Explanation:

Under Title 49 CFR Part 1542.209, all personnel with access to security identification display areas and secured areas are required to have successfully completed a fingerprint-based Criminal history record Check before being issued any form of access media granting unescorted access authority to the security identification display area.

Their criminal history record check is considered the required screening which enable the necessary authority to view someone's available criminal history

answer; i believe the correct answer is (a) the correlation between the cause variable and outcome variable is zero;