Which One of the Following Is the Best Example of Encoding

Which one of the following is the best example of encoding while learning provincial capitals?

A) Charles tries to learn Edmonton, Alberta by thinking, "Edmund likes to play with Albert."
B) Abigail tries to learn St.John's, Newfoundland by repeating "St.John's, Newfoundland" over and over to herself.
C) Corey tries to learn Winnipeg, Manitoba by making sure he is relaxed before he studies it.
D) Darcy tries to learn Halifax, Nova Scotia by having a tape recorder play "Halifax, Nova Scotia," over and over while she sleeps.