Nina feels like she is being pulled apart from two different directions. on the one hand, she has her two daughters to take care of, and on the other hand, she now has to also take care of her ailing mother and father. which term best describes the situation in which nina finds herself?

Sandwich generation

Explanation:

Sandwich generation -

It is the generation of people , who need to take care of their children along with old parents are from the sandwich generation .

This type of generation is usually from 40's age .

Just like a sandwich , these people need to balance two things at the same time , i.e. , children and parents .

Same situation is mentioned in the question , where Nina is in a sandwich generation .

answer to ur question is college b

permafrost layer, it exists beneath a layer of soil, rock or sediment.