[sugarlips_golf]

Observed under cyan colored lights, you see a crayon that appears blue. What colors could the crayon be when observed under ordinary white lights? Choose all that apply.
Black
White
Cyan
Blue
Green
Magenta
Red
Yellow
WHICH ONES WORK IM HAVING TROUBLE GETTING THE RIGHT ANSWER HELP

[Capuchin]

Okay, cyan light is blue and green, so the crayon only reflects the blue light here.

The crayon could also reflect any amount of red light. So you are looking for colors that are blue mixed with red, or blue on its own.

[tucsonmac]

Any color that will reflect blue light and white which is the reflection of all colors. Blue, cyan, or magenta. These are the simplest colors.