Premise: "A busy supermarket filled with people."\nHypothesis: "People are getting ready for a blizzard by stocking up on essentials."\nDo we know that the hypothesis entailed by the premise?
Let’s work this out in a step by step way to be sure we have the right answer.
it is not possible to tell
Just because a supermarket is busy does not mean people are stocking up and getting ready for a blizzard.

.

So, the final answer is it is not possible to tell