The answer would most likely be joking
The multi-store model of memory is a conceptual idea about how memory in our species works.
In short, the multi-store model of memory proposes three different types of memory - Sensory memory; very short, few second long stimulus retainment of what we see and what we're actually attentive towards. This is then forwarded to what we call short-term memory where memory is being stored for a bit longer. With information we're storing in short-term memory we then transfer it to the so called long-term memory where supposedly it can stay for very long.
Answer:
"I will eat a meat source such as chicken or pork with each meal."
Explanation:
Vitamin B12, or cobalamin, is one of eight B-complex vitamins. It is found only in animal foods (except honey), such as red meats, seafood, fish, eggs and milk, and is responsible for important functions in the body. Vitamin B12 deficiency is difficult to diagnose, but can cause serious conditions such as megaloblastic anemia and pernicious anemia. Specific groups in society, such as non-supplementary vegetarians and vegans and people over 50, are those most vulnerable to vitamin B12 deficiency.
Regarding the customer exposed in the question, the statement "I will eat a meat source such as chicken or pork with each meal." demonstrates that he is well informed and has correctly learned all the claims about vitamin B12.
Family environment, ability or disability, the attitude of peers, social media, and cultural background
It's important because, you need to a valid source for a health situation. It could cause more than good if you don't know if the health source is not true.