quien is singular and quienes is plural (sorry i didn’t spell it right i couldn’t figure out how to place accents)
The primary colors of light are red, green and blue. Subtracts the target you have cyan, magenta and yellow. The mixture of the colors generates new colors as shown in the color wheel or the circle on the right. The mixture of these three primary colors produce black.
Good morning, This is correct
de que hablas :V? a que te refieres con esto