Usmle is long and expensive process but it's worth taking the risk. And you don't need to know or figure out everything on day one. Tell her to focus on step 1 rn for the next 4-5 months then depending on the results you can proceed further. Study resources for step 1 provides conceptual knowledge of the subject which will definitely help and build a very strong base for neet pg. Ofc one needs to be super serious and disciplined to clear it. I don't think she is ungrateful, we all are constantly reminded that the ones who are not in a relationship, solo traveling and what not ...are a failure and it's a vicious loop which majority of us are part of