Yes, but their reservation apparently IS in the HH area booking category. So, probably the Peninsular Road cluster, bldgs. 23 to 26 would be your best options. Since you'll be arriving early you'll need to set priorities.
Do you want a room that may be available when you check-in, or do you want to wait to get your room until mid afternoon to be able to move-in? Remember, there are no elevators at OKW, so do you really want an upper floor? Will you be toting your own luggage? And as other have said, great views from studio balconies are really the exception, not the rule at OKW because of most studios being located on the ends of buildings. The exception are the few "U" shaped building, where studios are also located where the cross bar meets the verticals of the "U"