Question

____ is the primary time standard by which the world regulates clocks and time.

• A. Coordinated Universal Time
• B. Central Daylight Time
• C. Pacific Daylight Time
• D. Eastern Daylight Time

Answer 1

The correct option is A Coordinated Universal Time

Coordinated Universal Time (or UTC) is the primary time standard by which the world regulates clocks and time. It is within about 1 second of mean solar time at 0° longitude, and is not adjusted for daylight saving time. It is effectively a successor to Greenwich Mean Time.