The most accurate summary of how Columbus’s and Vasco da Gama’s motivations were different, based on the provided options, is:
Both had three motivating factors; however, Columbus achieved spices, God, and glory, whereas da Gama achieved glory and silk.
This option highlights the different focuses of their explorations: Columbus sought new territories and wealth (including spices) while spreading Christianity, whereas da Gama primarily sought trade routes and luxury goods like silk.