Which is the best reason for proposing that a boulder lying in an area that was once glaciated is an erratic:
Submitted by: Administrator1. it is of a different composition than the underlying rock
2. it is rounded and worn
3. it is larger than any surrounding rocks
4. it is located near a glacial lake
Answer: A
Submitted by: Administrator
2. it is rounded and worn
3. it is larger than any surrounding rocks
4. it is located near a glacial lake
Answer: A
Submitted by: Administrator
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