Final answer:
The question pertains to SQL in retrieving the timezone from the current timestamp, and the correct answer is Option 3: TIMEZONE using the EXTRACT function.
Step-by-step explanation:
The subject of the question is related to SQL, a language used in Computers and Technology for managing data held in a relational database management system.
Specifically, it refers to extracting the timezone from the CURRENT_TIMESTAMP in an SQL query. The correct option for retrieving the timezone part of the current timestamp is to use the EXTRACT function with the TIMEZONE field. So, the correct answer to the question is Option 3: TIMEZONE.