Why when i changed my display resolution on my laptop it made a vertical line on the screen?

Which of the following is a way that advancements in technology improve humans' ability to measure air quality and protect human health? a. air quality data gathered by new instruments can be used to reduce exposure to pollutants. b. new technologies enable natural and human-made pollution sources to be located and monitored. c. air quality data gathered by new instruments can be used to predict trends in pollution over time. d. new technologies allow governments to make informed decisions about the regulation of pollution. (choose more than one)

Jacking is a crime that takes place when a hacker misdirects url to a different site. the link itself looks safe, but the user is directed to an unsafe page

What function key is used to enable the spelling and grammar function