plz answer it
plz its urgent
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Answered by
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Answer:
The answer is option (b).
Answered by
1
Answer:
c) Invention of the diesel engine
Explanation:
The invention of the diesel invention had added most to the speed of the various modes of transports as this type of engine ran on a new type of fuel completely new to the people of that era. The diesel is a really powerful fuel as it increased the engines performance resulting in the vehicle reaching soaring speeds.
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