Sentences of a paragraph are given below in jumbled order. Arrange the…

Concept

A research-report paragraph follows a fixed narrative spine: it first states the purpose/aim of the study, then describes the method (who was studied and how), then reports the results obtained, and finally draws a conclusion or implication from those results. Sequencing by this Aim -> Method -> Result -> Conclusion logic, and by cohesion cues (a sentence that begins with a back-reference such as "These findings" must come AFTER what it refers to), fixes the order uniquely.

Application

Classify each numbered sentence by its role, then chain them in narrative order:

1. Sentence 2 states the AIM ("The study aimed to evaluate the impact of digital learning tools") - this introduces the topic, so it opens the paragraph.

2. Sentence 3 gives the METHOD ("Researchers conducted a year-long study involving over 500 students") - it describes how the aim was pursued, so it follows the aim.

3. Sentence 1 reports the RESULT ("The results showed a significant improvement in academic performance") - results can only be stated after the study was conducted.

4. Sentence 4 is the CONCLUSION ("These findings suggest that integrating technology can be beneficial") - the pronoun phrase "These findings" refers back to the results, so it must come last.

Chaining these roles gives the order 2, 3, 1, 4.

Cross-check

Cohesion test: "These findings" in sentence 4 has no antecedent unless the results (sentence 1) precede it - so 4 cannot come before 1. Likewise "The results" in sentence 1 presupposes a study has already been run (sentence 3). Both anchors confirm the chain 2 -> 3 -> 1 -> 4.

One might instead argue that sentence 3 ("Researchers conducted a year-long study involving over 500 students") should open the paragraph, since it introduces "a study" before sentence 2 refers back to "the study" - testing definite/indefinite article cohesion. This does not overturn the chosen order for two reasons: first, aim must causally precede method - a study's purpose explains why a particular method (a year-long, 500-student design) was chosen, so the aim sentence has to come before the method sentence, not after it; opening with the method before its motivating purpose is known leaves the method unmotivated rather than fixing any cohesion gap. Second, an opening sentence stating "The study aimed to..." is the standard topic-sentence convention for a research-summary paragraph (the same way an abstract opens with "This study examines...") - the definite article here names the paragraph's own subject rather than requiring an antecedent from an earlier sentence.