20. What is the effect of the expression "Dear Saint?"* It reveals Romeo's identity.
It reveals how Romeo feels about Juliet.
It shows that he believes she is an angel.
It adds to the idea that Juliet is unattainable as a love interest.

a-he encouraged islamic schools to introduce greek texts.

d-he invited greek scholars to teach their texts to the locals.

explanation:

the transmission of the greek classics to latin western europe during the middle ages was a key factor in the development of intellectual life in western europe.[1] interest in greek texts and their availability was scarce in the latin west during the earlier middle ages, but as traffic to the east increased so did western scholarship.

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