Test Design Techniques | Decision Table

I need to create Decision Table (s) with all Conditions, but i don't know how many columns should be there. I would be glad to receive an explanation of this task

Task:

I need to create Decision Table (s) with all Conditions, but i don't know how many columns should be there I would be glad to receive an explanation of this task Task:

1)Up to 3 conditions could be assigned per one Mega Power Deal.

2)There are 8 possible conditions to be selected:

Location is a Smart Stock subscriber

Location is not a Smart Stock subscriber

Item has never been ordered

Item was ordered more than 13 weeks ago

Item was ordered less than 13 weeks ago

Item was ordered less than 5 times

Item’s Average Order Quantity is less than amount of items

Item’s Average Order Quantity is more than amount of items

enter image description here

enter image description here

enter image description here