'Scores' column will be added only when scores are associated with the review form. Even if scores are associated, atleast one form in the distribution should be in 'completed' status.
ix -Assigned to column shows the current assignee of the form.
x - In the action column, click on 'view' to check answers given by reviewers. If the distribution is in closed status and you need to open the form again for an individual, you can use openoption for that. Printoption is simply to print the form. Refer image shown below:
'Response type, reviewer & assigned to' columns will show reviewer's names or will be shown as anonymous depending on anonymity settings done by form distributor.
Eg. Image ↓ : This is a different distribution, distributed with some anonymity settings. You can notice, response type, reviewer and assigned to are marked as anonymous.
UpRaise has a feature called 'reports' in administration to generate different reports around distributions and templates. However, this section on view responses page gives you a quick access to the respective distribution.