Question
Sentence of a paragraph are given below in jumbled
order. Arrange the sentences in the correct order to form a meaningful and coherent paragraph. (a) The same year, Frank Drake launched the first SETI search, Project Ozma, by pointing a large radio telescope at two nearby sun-like stars to see if he could detect any radio signals coming from them. (b) These first, foundational attempts to detect radio or laser signals from another civilization were all looking for focused, powerful signals that would have been intentionally sent to the solar system and meant to be found. (c) Following the invention of the laser in 1960, astronomers showed that visible light could also be detected from distant planets. (d) The modern scientific search for extraterrestrial intelligence began in 1959 when astronomers, Giuseppe Cocconi and Philip Morrison, showed that radio transmissions from Earth could be detected by radio telescopes at interstellar distances.Solution
In parajumble sentence we have to first locate the subject of the sequence.In this paragraph the subject is extraterrestrial intelligence and its inventions.So first sentence is option d followed by option a in which other invention is mentioned.followed by invention c later by option b.
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