Sentences of a paragraph are given below in jumbled order. Arrange the sentences in the correct order to form a meaningful and coherent paragraph.
1. They monitor seismic activity, atmospheric pressure, and ground deformation. 2. Predicting volcanic eruptions remains a complex scientific challenge. 3. Advanced sensor networks are crucial for collecting vital precursory data. 4. However, the exact timing and magnitude often elude precise forecasting.
Show answerAnswer & explanation
Correct option: A — 2, 3, 1, 4
2, 3, 1, 4 Sentence 2 introduces the main topic: the challenge of predicting volcanic eruptions. Sentence 3 then states a key tool used in this process: advanced sensor networks. Sentence 1 elaborates on what these sensors do: they monitor various activities. Finally, sentence 4 provides a concluding thought, highlighting the remaining difficulty despite the use of sensors. Going through the options, option (a) has the correct sequence.
