Choose the Letter of the Best Match from the Following

Multiple Choice

Choose the letter of the best match from the following:
-If a mutant organism used mitosis to produce gametes,what would be the result of mating with a wildtype partner?

A) Progeny would be quadraploid,and almost certainly nonviable.
B) Progeny would be triploid,and almost certainly nonviable.
C) Progeny would be normal -- this is a common occurrence in some phyla.
D) The resulting progeny would be identical twins.