What are examples of un- or under-researched topics according to the list presented by Alex Schmid (check all that apply)

Incomplete question, here some examples that shed light on the question.

Here some topic examples according to Alex Schmid;

Review of national terrorism prevention programs and policies in a comparative perspective;

Explanation:

Note, Alex Schmid is of the view that certain topics as regards terrorism is been neglected or as he puts it; "Un- and Under-researched."

Thus, the topics listed above are hard-line areas that needs extensive research work inorder to reduce the effects of terrorism.

option a is correct

explanation:

constantly changes their schedule.

always on phone a lot more than normal.