The Food and Drug Administration Says a Genetically Engineered Product

The Food and Drug Administration says a genetically engineered product is safe as long as it is substantially equivalent to the non-engineered product. What does that mean?

A) It has the same genes.
B) It has all new genes but appears and works or tastes the same.
C) In taste-tests, the products are indistinguishable.
D) The company designing the product and doing the testing determines what that means.
E) Regardless of the actual genes, the engineered product appears, works, or tastes like the natural product, and there are no worse side effects or toxins.