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.

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

Explanation:

1. BC and AD 2. Roman emporers

Explanation:

answer: researching and understanding issues being considered by lawmakers.

explanation:

lobbying is the act of attempting to influence a politician's behaviour. lobbyists can be members of a constituency, organizations, businesses, non-profit organizations or professional lobbyists.

that is because lower interest rates allowed people to work harder to make money. it multiplied like that and now the uno(not the game) is very strong.

i like trains