train

reincarnate as a ghost or reincarnate as a bird?

bird

be an assassin or a dictator

assassin

being able to see the future but not to prevent it or being able to read ppl minds

Man that's a tough one but probably read peoples minds as I'm sure you would figure a way to drown it out but seeing the future and not change bad things or see things hard things like a family members die and have do that twice would be hard to live with. ( lol sorry went way to far in the rabbit hole on that one lol)

Something light now :p 

Donald duck or Daffy duck

Donald duck 

spend mini vacation by the beach or on mountains?

mountains since I don't have them where I live

be blind or deaf

deaf

live in isolation for a year or live with people around you all the time for a year

Live w/ people

j-dramas or k-dramas

kdramas

salted vs unsalted butter

Salted 

Elevator vs Escalator 

escalator

crunchy peanut butter vs creamy peanut butter

Creamy peanut butter

being stranded on island with childhood crush or Kpop Idol

Kpop idol ^_^

manga or series

tv/film/book series

be an archer or be a sniper?

sniper

go hand gliding or sky diving