Answer:
Mexico city has a population of about nearly 20 million (as of 2021)
Option A is the statement that does not describe a fake health product. It's been shown to be both safe and effective.
<h3>What is a fraudulent health product?</h3>
Health fraud schemes are goods that claim to prevent, treat, or cure diseases or other health problems but have <u><em>not been</em></u> proven safe and effective for those purposes.
Scams involving health care waste money and might cause delays in receiving correct diagnosis and treatment. They can potentially result in serious or deadly injuries.
Therefore, options b, c, and d describe health fraud, as a result, option A is the correct answer.
For more information about a fraudulent health product, refer below
brainly.com/question/1100007
A- because there are colder temperatures in the winter months in the northern states
