Which of the following could be seen as an example of a cultural achievement of the Portuguese maritime empire?

The Portuguese built large cities that became capitals of the nations they overtook with the use of gunpowder.

The Portuguese spread Christianity with great success, winning over the favor of rulers in China.

The Portuguese monopolized the Indian Ocean trade routes for over a century.

Portuguese trade introduced some New World crops through the Columbian Exchange.

Portuguese trade introduced some New World crops through the Columbian Exchange.

The option that could be seen as an example of a cultural achievement of the Portuguese maritime empire is Portuguese trade introducing some New World crops through the Columbian Exchange.

To determine which of the following options could be seen as an example of a cultural achievement of the Portuguese maritime empire, let's examine each one:

1. The Portuguese built large cities that became capitals of the nations they overtook with the use of gunpowder.
- This option highlights the Portuguese military expansion and the use of gunpowder, but it does not directly relate to a cultural achievement. It primarily focuses on territorial control and political dominance, rather than cultural impact.

2. The Portuguese spread Christianity with great success, winning over the favor of rulers in China.
- This option suggests that the Portuguese were successful in spreading Christianity and gaining the goodwill of Chinese rulers. The spread of a major religion can indeed be seen as a cultural achievement, as it involves introducing new beliefs and practices to a region.

3. The Portuguese monopolized the Indian Ocean trade routes for over a century.
- This option emphasizes the Portuguese control over the Indian Ocean trade routes. While trade has cultural implications, such as the exchange of ideas and goods, it is more directly tied to economic and commercial achievements rather than explicitly cultural ones.

4. Portuguese trade introduced some New World crops through the Columbian Exchange.
- This option points out that Portuguese trade introduced crops from the New World (the Americas) through the Columbian Exchange. The introduction of new crops can have a significant impact on a culture's diet, agriculture, and overall way of life.

Based on the options provided, the most fitting example of a cultural achievement of the Portuguese maritime empire would be option 4: Portuguese trade introduced some New World crops through the Columbian Exchange. However, it is worth noting that all the options provided represent different aspects of the Portuguese maritime empire's achievements, and each one contributed to the empire's influence and impact on various cultures.