What term is used to describe he process by which agents are carried from one place to another because if erosion

Here are the following choices to the question:
A. Disposition B. Deposition C. Reposition D. Transplantation 

well we can't tell you because we cant see the time give a screen shot or something.

c.) polymerase chain reaction

- "unlike the original dna fingerprinting method, dna profiling does not use restriction enzymes to cut the dna. instead it uses the polymerase chain reaction (pcr)? to produce many copies of specific str sequences. pcr is an automated procedure that generates lots of copies of a specific sequence of dna."