Question

events happenda before the birth if christ are recorded​

Answer 1

Explanation:

The terms anno Domini (AD) and before Christ (BC) are used to label or number years in the Julian and Gregorian calendars.

Answer 2

With the technological advancements in space research , artificial satellites launched to promote communications. These satellites have helped in broadcasting , weather forecasting , etc.

Invention of mobile phones, internet , fax and e-mail have further shrunken the size of the globe .