The options provided seem to contain some inaccuracies and misinterpretations regarding the motivations of Columbus and Vasco da Gama. However, focusing on the core differences in their motivations:
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Columbus primarily sought to find a western route to Asia, motivated by the desire for wealth (including gold and spices), spreading Christianity (God), and achieving glory for himself and Spain.
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Vasco da Gama sought to find a direct sea route to India by sailing around Africa, motivated by similar factors: the pursuit of spices and wealth, spreading Christianity, and national glory for Portugal.
Given the context, the correct difference in motivations can be summarized as:
- Columbus was focused on finding a new route to Asia by sailing west, while da Gama's motivation was to navigate around Africa to reach India.
Since none of the options you provided clearly correspond to historical motivations, if you need to choose from the given options, please clarify or provide more context.