In a 3:1 Lighting Ratio

Multiple Choice

In a 3:1 lighting ratio:

A) 2 units of light come from the key light, and 1 unit of light comes from the fill light.
B) 3 units of light come from the key light, and 1 unit of light comes from the fill light.
C) 2 units of light come from the fill light, and 1 unit of light comes from the key light.
D) 3 units of light come from the fill light, and 1 unit of light comes from the key light.