Parts of a sentence are given below in jumbled order. Arrange the parts in the correct order to form a meaningful sentence.
(a) one of the primary obstacles encountered
(b) is the risk of sample contamination
(c) during the analysis of controlled dangerous substance (CDS)
(d) from improper handling and collecting methodologies
(e) proof bloodstain patterns and DNA evidence
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. acebd.
(a) begins the sentence by introducing the subject, setting up what the sentence will talk about (an obstacle).
(c) follows logically, providing context for when this obstacle occurs. It helps us understand the specific situation being described.
(e) gives examples of the types of evidence that might be involved in the analysis, which connects to the context of CDS analysis.
(b) explains what the primary obstacle is—sample contamination.
(d) further clarifies the cause of the contamination risk, giving details about what leads to this issue.