When you are in the excel application, what shortcut key can you use to open an existing workbook?.

You aren't giving enough information. what kind of "tool" do you mean? if you want an opinion, then jeremy should use a computer to show how his web will look like.

The development plan is the way that the company grows and the levels the employee goes up. if the plan is public to many people using an ebi server than it will rank up the employee. this being said a would be the best answer. 

First one good luck

Well, this code would box the whole body of an html document. by using the relative value for position, you are telling it to position relative to its normal position, which the top left corner is at (0,0). by using left: 50px, you are telling the box to set the left margin  edge to 50px and by using top: 50px, you are telling it to set the top margin edge to 50px. by doing this shifting, the top left corner of the box, which is at (0,0) would be positioned at (50,50)