raffamaiden wrote:
Can you please provide a definition (like a dictionary one) for "explained as" and for "explained by"?
Are they both phrasal verb?
I still don't get why answer A is wrong. For me "can be explained as" means "we can explain it with the following reason...", "we can say it is due to...."
Thanks in advance
If you go with the meaning of the sentence, we have 'The reason for similar artifacts throughout vast region is movement of people from one place
...
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