Select all the guidelines you should follow when changing the format of a spreadsheet.
use colors that are bright and cheerful.
make the text readable.
make important text stand out with underlining or bold text.
use many different fonts and styles.
make sure there is plenty of white space or open space around the text.

make the text readable, make important text stand out with underlining or bold text, use colors that are bright and cheerful, use many different fonts and styles. Answer is all except  ( E ) 'the last statement'

Explanation:

make text readable: you have the make the text readable so that whoever is viewing your spreadsheet wont have difficultly reading what is in there

make important text stand out : this is necessary so that you can get the immediate attention of the the reader to what is important  

use colors that are bright and cheerful: like using a yellow shading while imputing calculations

use many fonts and styles: this is used when trying to differentiate somewhat similar but not exact information

answer; i believe both technician (a) and (b) are correct; /// good luck

answer; (10%) commission;