Question

BC and AD

are the two most commonly used notations to denote the dates of historical events. However, most ancient civilizations did not use this method of marking dates. The Christian calendar was introduced in Rome only when the
converted to Christianity. This system of dating is still used internationally.

Answer 1

What is the question? Bc is Before Christ But is sometimes refers to as BCE Which means Before Common Era, AD means After Death

Step-by-step explanation:

Answer 2

Answer: 1. BC and AD 2. Roman emporers

Step-by-step explanation: