Since bulb is connected in the closed circuit at the position of D
as well as switch B is also closed in that position so the current will flow through the bulb and bulb will glow in that position
So the most appropriate correct option will be
D. The light bulb will be on
#1. A. Waxing crescent.
#2. 1.
#3. C.
#4. C.
Gear because each spike is a wedge shape that adds a mechanical advatage
I think the answer should be: “100.4957 N”