Ummm... yeahhhhh. Mutations have never occurred in nature, so this experiment couldn't possibly be valid.
NAME ONE MUTATION that has PROVEN to be beneficial. Show me the previous version of a creature that mutated, then show me the better version that had more complexity and became another species. You cannot use theory, either, you must use evidence.
4.) What is the evidence this actually happened in time past? If this is a laboratory manufactured event, the mutation, how in the world does this prove the following: Brilliant people, working with the latest technologies, performed numerous planned and controlled events to manufacture a genetic mutation in a shrimp inside laboratory settings; proving it all happened by chance???
Ummm... yeahhhhh. Mutations have never occurred in nature, so this experiment couldn't possibly be valid.
Your answer was an evasion.
There is a way to answer the very valid question he asked. Why don't you do it?