Which are examples of hardware? Select 3 options. a printer
a printer

central processing unit (CPU)
central processing unit (CPU)

operating system
operating system

the program you use to view email
the program you use to view email

a mouse

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)

Eva has many contacts on the professional networking site she uses which contacts are considered second degree

The head restraint should be adjusted so that it reaches a.the top of your ears b.the base of your skull c.the top of the head