Mutual Funds Questions

I’m studying for my Economics class and don’t understand how to answer this. Can you help me study?

1. How much money do you think Alice should put aside for her retirement account? Recall that the federally mandated limit for her individual contributions is $18,000 per year and that Northwestern can match her contributions up to a total of $54,000.
2. List the critical criteria Alice should consider in deciding which mutual fund or funds to invest in.
3. https://www.wsj.com/articles/the-pros-and-cons-of-using-12-month-returns-to-evaluate-a-mutual-fund-11578280140?mod=hp_jr_pos1