Studying Environmental Biology Has Got You Thinking About What You

Studying environmental biology has got you thinking about what you do with your kitchen wastes,the discarded egg shells,orange and banana peels,coffee grounds,etc.Living at the edge of town,you have several options.Which of the following would be the least efficient (or slowest) way to allow natural decay of your kitchen wastes?

A) collecting your kitchen garbage in small plastic bags and disposing of it in a large city landfill
B) collecting your kitchen garbage in paper bags and disposing of it in a large city landfill
C) spreading your kitchen wastes on the top of a garden
D) burying your kitchen wastes deep in your garden soil