The central idea of paragraph 4 is that “Stephenson initiated the use of steam for carrying passengers and goods.” Therefore, option A is the correct option.
Who was Stephenson?
George Stephenson was a self-taught civil and mechanical engineer in England. He was born in June 1781 and died in August 1848. George Stephenson is regarded as the Father of Railways. He is considered a great example of self-improvement since he himself made many experiments and efforts to learn things and ultimately became the person who pioneered the rail transport which could carry passengers and goods in September 1825.
Thus, the central idea of paragraph 4 in the given passage, “The Steam Engine” is that “Stephenson initiated the use of steam for carrying passengers and goods.” Therefore, option A is the correct option.
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