Answer:
this is possession. theyre/their/there
This one is tricky but im pretty sure its the first one
All hail, Macbeth, thou shalt be king hereafter!
Foreign attack was one great disadvantage to the Hanseatic Trade as they had their rivalry with Italian businesses and both were trying for supremacy and monopoly on sea route trade in the 13th Century.And because of foreign attacks,the Hanseatic League became very weak and disbanded. And then British and Dutch businesses took control of shipping in the region.
It means most important. For example, a priority for you would be to get good grades. It's currently the most important thing for you right now.