Robots.txt is:

1. A file to give instructions to Google about how high to rank a certain site
2. A file used to associate the Search console account with a domain
3. A file that lists all of your web pages along with details of how often they are updated
4. A text file that instructs robots how to crawl and index web pages

Correct Answer:

• A text file that instructs robots how to crawl and index web pages