The seventeenth-century physicist Sir Isaac Newton is remembered chiefly for his treatises on motion and gravity. But...

Although I know this question is under strengthen with a sufficient premise, I am having trouble knowing how I am supposed to distinguish a sufficient v. necessary premise question stem on the actual LSAT when given the word "assumption." In the lesson video, "assumption," "assumes," "depends," and "requires" were used as necessary terminology, so I'm a bit confused. Thanks!