Analyze the statements below about the highlighted word “who...
Reasons To Make A ‘Reverse Bucket List’, By A Psychologist
By Mark Travers

(Available at: https://www.forbes.com/sites/traversmark/2025/07/18/3-reasons-to-make-a-reverse-bucketlist-by-a-psychologist – text specially adapted for this test.) *Bucket list: a list of the things that a person would like to do or achieve before they die. (Available at: https://dictionary.cambridge.org/us/dictionary/english/bucket-list)
I. It is a demonstrative pronoun. II. It could be replaced by “which” with no changes in meaning or accuracy. III. It introduces a defining relative clause.
Which ones are correct?