During the Peak of the Last Ice Age Circa 20,000

Multiple Choice

During the peak of the last Ice Age circa 20,000 years ago, the total volume of glacial ice was about ________ km³, or about ________ times its present amount.

A) 7 thousand; 55
B) 25 million; 100
C) 70 million; 2.8
D) 2.42 X 10¹²; a million