Why was the exodus a key event for the hebrews?

a.

it showed them that their god could save a whole nation.

b.

it showed that the egyptians were more powerful than they were.

c.

it showed them that they should not leave egypt.

One day you learn that this same wealthy friend has become active in a community organization that serves the mentally challenged and their parents. you are told that her work with mentally challenged children consumes most of her weekends and a substantial part of her income and that she lives in modest circumstances. you find this hard to believe, and you suspect that somehow she is profiting from her involvement.