If you are right-handed, you may have noticed the following (for people who are left handed, interchange left and right in the following text):

Vc = Visual Constructed - eyes up and to your right. This is a question about something you have seen before and hence you remembered it

Vr = Visual Remembered - eyes up and to your left. This is a question about something that I assume you have not seen before and hence you constructed this picture

Ac = Auditory Constructed - eyes on the horizontal plane to your right. This is a question about something you have not heard before

Ar = Auditory Remembered - eyes on the horizontal plane to your left. This is a question about something you have heard before

K = Kinesthetic - eyes down and to the right. This is a question about your feelings

Ad = Auditory Digital - eyes down and to the left. This is a question about your self talk