What became the one
unifying factor across
Europe during this
complex, politically
decentralized time?

the church in the west

Explanation:

While political and economic decentralization characterized western Europe between 500 and 1000 C.E., the Catholic Church emerged as a unifying institution with great religious, political, and economic power.

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question- which is one way that muslims scholars contributed to the scientific recolution?

answer- well you see in the religion islam the religion muslims practice there was the prophet muahmmed peace be upon him who did good things such as sit in a sertian posotion to use the toilet which then the scientist of this generation later found that it was good for you there are many more things like this.

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