What are the main types of computer software? check all that apply. -motherboard -application software -operating system -central processing unit -basic input/output system -hard disk drive

The egyptians invented the ? to water their crops, and may have used the ? to build the pyramids.

Designing a mobile web page is a little different from designing a regular web page. name at least three features that should be considered when designing a website that is mobile phone-friendly, and briefly explain why they are important.

What are some settings you can control when formatting columns?