It is to avoid plagiarizing someone else's work
Consensus Building is NOT a technique that you can use to help you in identifying a problem.
He should send an email to all of his colleagues to inform them of all of the directions. Emails are an easy and fast route to letting people know what's up.
- Mabel <3
When you are trying to solve a formula like this one, you need to consider the whole row in the spreadsheet, not just A1 and D1.
So, A1:D1 refers to the whole row, which means that you need to add A1+B1+C1+D1 = 2 + 1 + 5 + 3 = 11.
The answer to the formula according to this spreadsheet is 11.