evidence of evolution
Answer: The breeder should choose the two dogs with those distinctive figures, thus concluding a mix of both breeds. This is evidence of evolution because a new breed will be brought up.
Explanation: Example, breeding a shih tzu and a poodle concludes to a new breed which is a p tzu. Sounds funny, but true. Evolving the dogs world even further.
Answer
A.human industrial processes
B.lightning
C.certain bacterial species
D.all of the above