Millennium is a period of ____ Years.
সমাধান
সঠিক উত্তর: Option A
period of ---
⇒ 200 years - Bicentennial
⇒ 500 years - Quincentennial
⇒ 1000 years - Millennium
⇒ 1 million years - Mega-annum
⇒ 1 billion years - Giga-annum
⇒ 200 years - Bicentennial
⇒ 500 years - Quincentennial
⇒ 1000 years - Millennium
⇒ 1 million years - Mega-annum
⇒ 1 billion years - Giga-annum
