Many Argue That Species Can Recover When There Has Been

Many argue that species can recover when there has been a decline in their populations. Which of the following statements regarding mass extinctions is false?

A) Recovery from mass extinctions occurs over tens of millions of years.
B) Humans are responsible for all of the mass extinctions.
C) Extinction rates are higher than ever before in Earth's history.
D) In the case of the extinctions at the end of the Cretaceous Era, it was climatic and ecological conditions that lead to the death of many species.
E) After every major extinction event in the Earth's history, the number of species has recovered and even surpassed pre-extinction levels.