What is a key feature of the Hellenistic culture spread by Alexander the Great?

The key feature of the Hellenistic culture spread by Alexander the Great is the blending of Greek and Eastern cultural elements. This cultural synthesis occurred as a result of Alexander's conquests, which extended Greek civilization into parts of Asia, including Egypt and Persia. Through these encounters, a rich exchange took place, leading to the adoption and fusion of various aspects of Greek culture, such as philosophy, art, and language, with local traditions and practices of the regions Alexander conquered.

The resultant Hellenistic world was characterized by cosmopolitan cities where diverse cultures coexisted and influenced one another. This blending fostered advancements in art, science, and education, evident in cities like Alexandria, which became intellectual hubs.

Other choices inaccurately capture the nature of the Hellenistic period. Complete separation of Greek and Eastern elements would negate the very essence of Hellenization, which is founded on integration rather than isolation. Similarly, the idea of isolating regions contradicts the interconnectedness and cultural exchanges set in motion by Alexander's empire. Lastly, a focus solely on military achievements overlooks the significant cultural, intellectual, and philosophical developments of the Hellenistic age, which were as pivotal as its military conquests.