<span>It was a Portuguese explorer named Vasco de Gama</span>
Of these options, the only one that was truly true of both the first and second industrial revolution is the "use of the assembly line" although the length of these lines varied.
It’s because John Adams wasn’t George Washington. Washington was beloved and he was so well respected that he was SELECTED to be president and then re-elected. He was also a good president in the the American public’s eyes. John Adams greatest fault was simply that he wasn’t George Washington
