Fill in which or who.1. Kate’s job, ... involves working long hours, makes her very tired.2. George,... is American, is the best student in our class.3. The soldier ... fought the most bravely is being awarded a medal,4. Their argument,.... continued throughout the night, was finally resolved. '5. The Sussex coast,... is in the south of England, is very beautifill.6. Not everybody ... is coming to my party is brining me а present.