Doctoral study
What each doctoral study question is really asking, how to structure the answer, and where the marks are likely to sit.
There is nothing to write, which is exactly why it gets rushed. The signature attests that you reviewed five specific resources, and the DPI milestones are the one that will govern the next two years of your life.
In your opinion invites a preference; justify your claims withdraws the invitation. The post is assessed on whether your distinction holds up, not on whether it is the expected one.
Two questions are asked and the second is usually answered thinly. A specific reward, tied to something this course actually made you do, is what separates a real reflection from a closing courtesy.
The evidence is more interesting than the definition: awareness of your own thinking does not automatically produce control of it, and doctoral study is where that gap starts to cost something.
The word is collaboration: this plan is agreed with faculty rather than submitted to them, and the deliverables you write into it become what you are held to for the rest of the course.
The ISP is a negotiated agreement rather than a form, and the section that actually earns marks is the honest account of the challenges you expect and how you would meet them.