In terms of pedogenic regimes, the process that results in an accumulation of humus overlaying a thick, water saturated layer of clay in cold, wet climates with poor drainage conditions is

https://onlinelibrary.wiley.com/doi/full/10.1111/j.1936-704X.2015.03186.x the ans is more than 5000 lines so I cont lell it so it is the link of the ans

ask your friends for what they got then copy it down if you don't have any friends which is fine than google it or pay the teacher

well, i believe that the answer is 2. : 3