Some People with a Particular Social Agenda Like to Suggest

Some people with a particular social agenda like to suggest that there are massive genetic differences between people of different racial and ethnic backgrounds.Based on your knowledge of genetics and evolution,what would be your best answer to these individuals?

A) Genetically you are correct; however, environmental influences have overcome those differences.
B) You are correct, because people of different ethnic and racial backgrounds share only about 5% of their genetic code.
C) You are wrong. Genetically, we are all very similar, with only slight differences between groups.
D) You are wrong. The only difference between human beings is gender. Otherwise, we are all genetically identical.