Multiple Choice
This graph shows an interpretation of temperatures based on the lengths of glaciers.This graph indicates that: 
A) climate has been changing over the past hundred years
B) overall,air temperatures have been increasing since around 1900
C) from 1600 to 1900 the Earth was dramatically colder than it has been since 1900
D) all of these
Correct Answer:

Verified
Correct Answer:
Verified
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