Which of the Following Is Not Correct Regarding the Pleistocene

Multiple Choice

Which of the following is not correct regarding the Pleistocene?

A) It represents a single,continuous cold spell.
B) At its height almost a third of Earth was covered with ice.
C) It began 2.6 mya and had at least 18 glacial/interglacial cycles.
D) Ice sheets were far more extensive in the Northern Hemisphere than the Southern Hemisphere.
E) In some areas,the ice sheets were more than 2 km (1.2 mi) thick.