How did language and libraries contribute to the spread of Hellenistic culture?

How did language and libraries contribute to the spread of Hellenistic culture?

• A. Local dialects dominated education; libraries had limited reach.
• B. The spread relied exclusively on military conquest, not libraries.
• C. Greek as a common language; libraries and schools preserved and transmitted knowledge across regions.
• D. Latin became the sole language of learning.

Answer: (D)