The Estimate of the Background Extinction Rate Is Thought to Be

The estimate of the background extinction rate is thought to be too low.Which explanation for why the estimate may be low is false?

A) The rate is likely to increase sharply in the next 50-100 years.
B) Current and projected extinction rates in biodiversity hotspots are higher than the global average.
C) Tropical forests,coral reefs,and wetlands are being fragmented and degraded.
D) Long-term species recovery is threatened by available areas such as tropical forest,coral reefs,and wetlands.
E) The growing human population is using fewer resources per person.