One incident that I can think of was when my close friend had her internship at a place where the inhabitants were mostly Muslims. She trembles at the sight of them and she's hardly herself when she sees them. She's a good person, not at all racist and judgmental, but her fear seems to have sprung forth from news about extremists.
The subject would be "A gorilla family", the predicate would be "ate all of the nuts and berries", and "ate" would be the verb.
A- n-1
if its 1 fewer then a number, that means a number - 1, so n-1