Gerald Ford 38th president
C) The Vedic calendar
Good luck~~
The father of the electricity is the Lightbulb
"They developed an extensive system of paved stone roads" is the one factor among the following choices given in the question that a<span>llowed the Incas to use their military efficiently. The correct option among all the options that are given in the question is the first option. I hope the answer helped you.</span>
