Also an example from Marugoto

> どのように変わったと思いますか。

I was given such an example by a teacher and can't really pinpoint the
particular use of と here, to search for more grammar explanation and uses. Is
it the case of quotation?
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2022-10-15T13:58:41.560
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question
particle-と
What is the grammar in "誰が食べたと考えますか"？