Construction Health and Safety Technician (CHST) Practice Test 2026 - Free CHST Practice Questions and Study Guide

The correct answer highlights that TWIC stands for Transportation Worker Identification Credential, which is essential for individuals who need unescorted access to secure areas of ports and vessels in the maritime sector. This credential is issued by the U.S. Government and is part of the Transportation Security Administration (TSA)'s efforts to enhance security measures in transportation sectors that are deemed critical to national security.

The purpose of the TWIC is to verify the identity of maritime workers, ensuring that they meet certain security standards through a background check. This process involves screening applicants against various databases to identify potential security threats, thus contributing to the overall safety and security of transportation infrastructure.

Other options may contain terms that sound similar but do not accurately describe the TWIC credential. For instance, the second option refers to an incorrect title and issuing authority, and the last two options do not relate to the correct nature or purpose of the credential. Such distinctions clarify the importance of understanding both the correct terminology and the agency responsible for issuing the TWIC.