What is the role of citations in a literature review?

1.
To acknowledge the original authors and sources of information.

2.
To add extra words and length to the review.

3.
To highlight personal opinions and biases.

4.
To provide opportunities for plagiarism.

1. To acknowledge the original authors and sources of information.

The role of citations in a literature review is primarily to acknowledge the original authors and sources of information. This is option 1. Citations allow the reader to trace the information back to its original source, providing credibility and supporting the claims made in the review. Citations are essential for avoiding plagiarism and giving credit to the authors whose work contributed to the review. Options 2, 3, and 4 are not accurate descriptions of the role of citations in a literature review.