I think it may be the last one because reading online reviews can be biased, as well as asking people.
I think that might be ground bass
1.) D. notation 2.) b. binary form 3.) c. ternary form 4.) d. dynamics 5.) a. loud
I unfortunately don't know much about architect scales. I tried to do research online, but I found no distinction between any of these scales. My best guess would either be a half or standard scale.
