Most times the average citizen knows what they've been taught on chronic illnesses from tv shows, teachers, co workers maybe, etc. Theres no telling what each and every citizen knows on it. I dont know if this was a personal question or if you were looking for something specific but i hope this helps?
You need to put choices to pick from if there is a certain thing you need.
Genes are located in chromosomes
C seems to be most fitting
Your answer is A. True
Hope this helps.