telegraph
morse code
The two sailing inventions that made the Age of Exploration possible were Caravel, and the Galleon.
Yes
The Renaissance.
steel
The sail boat
elevators and skyscrapers
The Renaissance.
condomns and pantyhose
The 2 inventions that made modern city life possible are piped water and electricity at homes. These inventions have improved living conditions in modern cities.
They had many inventions such as the tooth brush. Also the compass, rudder, and matches. If these were not invented, the journey to America would not have been possible.
Number 0, without which No other inventions are possible.