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. This 24-hour time standard is kept using highly precise atomic clocks combined with the Earth's rotation.