While reviewing social media sites on complementary and alternative medicines, which question would best help evaluate trustworthiness?

The best way to evaluate the trustworthiness of a social media site discussing complementary and alternative medicines is to investigate who sponsors or owns the site and what its purpose is. Understanding the ownership and sponsorship can reveal potential biases or conflicts of interest that might affect the information presented. If a site is sponsored by a particular health product company, for instance, its content may favor that company's products over others based on financial motives rather than unbiased information.

In contrast, popular products might indicate trends but do not necessarily reflect reliability or efficacy. Similarly, public opinion as reflected in user comments or reviews does not guarantee accuracy, as these can be subjective or influenced by marketing strategies. The number of likes, while it may suggest popularity, is not a definitive measure of the validity of the information shared. Trustworthiness is rooted in transparency about the site's motives and affiliations, making this approach the most effective for critical evaluation.