people first travelled in ______ and by about 3000 BCE they domesticated ______ for transport, which enabled them to travel long distance within a _______ time. travelling time was further reduced by the invention of the _____ engine in the 18th century and the internal ______ engine in the 19th century CE
Answers
Answered by
3
Answer: Can't answer this big great question.
Explanation: ...
Similar questions