[A]
Harappa was the first site to be excavated in the Indus Valley
[B]
The site of Harappa is six times larger than Mohenjodaro site
[C]
The Indus Valley Civilization is considered the elementary / initial stage of vedic culture and Harappa is believed to be the same as Harappa mantioned the Vedas
[D]
The most important evidence of the achievements of this civilization have been excavated from Harappa