Cultural factors, parental factors, mood, hunger cravings, health benefits, social setting, convenience, cost and allergies/intolerance are just some examples of factors that affect food purchases! Please let me know if you need any explanations! :)
I think it the answer is B
After World War II, the need to diagnose and treat returning soldiers for mental illness led to the development of "<span>the Commission on Health to examine the health needs of returning soldiers and their families"
In short, Your Answer would be Option C
Hope this helps!</span>