Which of the Following Is Not True About Biodiversity

Which of the following is not true about biodiversity?

A) Biodiversity is defined as variation in life on Earth.
B) Beetles have the highest biodiversity of all animals because there are more species of beetle than any other animal.
C) The impact of human activities on biodiversity loss is one of the most significant bioethical issues that we face today.
D) As extinction rates increase, biodiversity increases.
E) The biodiversity that we have on Earth is the result of billions of years of evolution.