The __________ are hieroglyphics that were carved on the interior walls of Egyptian tombs

The invention of balloon-frame construction came about with the development of __________

A. mass-produced nails B. hot-air balloons used to lift the roof timbers C. concrete D. wide, hand-cut lumber

Explain the new technologies of the Neolithic era that caused changes in human life and led to the development of civilization

What will be an ideal response?