Final answer:
When encountering an invalid website, investigate the source, evaluate the content, and consider reporting it to the search engine for further investigation.
Explanation:
When encountering an invalid website, the best course of action is to:
- Investigate the source: Check the domain, look for contact information, and verify the credibility of the author or organization.
- Evaluate the content: Assess if the information is supported by evidence, reviewed by qualified sources, and can be verified in other reliable sources.
- Report suspicious websites: If a website appears invalid, it is advisable to report it to the search engine for further investigation to protect others from potential harm.
Learn more about validating website credibility here:
https://brainly.com/question/23094192