Answer: I don't know number 4 but i got the rest
Step-by-step explanation:
1. He died of a sudden stroke on September 11, 1940. He was 73 years old. Though his name will forever be associated with the word "cremation", he was not cremated
2. He promises he will cremate his body
3. yukon ends up having a lousy trip, carrying Sam's frozen corpse until he finds a spot to burn Sam's body. He starts to burn Sam, but is pretty grossed out by the whole thing.