What is the name of the stone tool technology created by early hominins during the Lower Paleolithic that was the first bifacial and high standardized tool in early human history? (Hint: the Swiss Army knife of the Paleolithic)

The correct answer to the following question will be "Acheulean".

Explanation:

the  seven  days  battles  were  a series of seven battles over seven  days from june 25 to july 1, 1862, near richmond, virginia,  during  the american civil war. the  seven  days ended with mcclellan's army in relative safety next to the james river, having suffered almost 16,000 casualtiesduring  the retreat.