How can you implement an OR gate only by using NAND gate/s, shown with the proper circuit?

Aconstruction company is creating a powerpoint presentation describing how they calculate costs during each construction step. they plan to email this presentation to clients. the individual clients will be watching the presentation slide show on their own personal computers. what is the most important formatting step the company should take to make the text readable and pleasing to the eye?

When you mouse over and click to add a search term this(these) boolean operator(s) is(are) not implied. (select all that apply)?

Ineed to know the anwser to all these questions