Becky is preparing a document for her environmental studies project. she wants to check her document for spelling and grammar errors. which function key command should she use? f1 f2 f5 f7 f12

If it's MS Word (it probably is), then it's Alt + F7

Css3 is the latest evolution of the cascading style sheets language and aims at extending css2.1. it brings a lot of new features and additions, like rounded corners, shadows, gradients, transitions or animations, as well as new layouts like multi-columns, flexible box or grid layouts.credits to medium for making this answer credits to google for copying this answercredits to me for putting this answer on your question