Rearrange the parts of the sentence in correct order.

A 2007 - 2009 study

P. explored forward thinking techniques

Q. to synchronise time on board deep

R. space probes for accurate navigation, in 

S. particular looking into low-cost options.

This question was previously asked in
SSC CGL 2022 Tier-I Official Paper (Held On : 03 Dec 2022 Shift 3)
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  1. RSPQ
  2. PSRQ
  3. SPRQ
  4. PQRS

Answer (Detailed Solution Below)

Option 4 : PQRS
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Detailed Solution

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The correct answer is option 4) i.e. "PQRS." 
Key Points

  • In the abovementioned paragraph, there is a chronological sequence of the sentences.
  • Sentence P is the first sentence as the sentence begins with the noun 'A 2007 - 2009 study' and therefore it will be followed by a verb. Among the given options the verb is 'explored.' It mentions a 2007–2009 study investigated methods for thinking ahead.
  • Sentence Q is the second sentence as it begins with the direct infinitive 'to synchroniseand describes the purpose of the forward thinking techniques. Thus it establishes a relation with the previous sentence.
  • The only option that shows such an arrangement is Option 4.
  • Sentence R is the third sentence as it begins with the noun 'space probes' and it shows a relation with the previous sentence which ended with the adjective 'deep.' It mentions the purpose of deep space probes.
  • Sentence S is the last sentence and it mentions the study was focused on low-cost methods for synchronising time on deep space probes for precise navigation.
  • Thus, the correct answer is Option 4.

 

The correct order is: 

A 2007 - 2009 study

P. explored forward thinking techniques

Q. to synchronise time on board deep

R. space probes for accurate navigation, in 

S. particular looking into low-cost options.

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