At which of these locations does the ocean floor spread apart form new oceanic crusts?

Solve this problem e=0+4m+p/6 (i also need to know what they are asking)

Luminous objects such as flashlights emit light that we can see. how do we see an object that isn’t luminous? a. the object emits light that reaches our eyes. b. light reflects off the object and reaches our eyes. c. light passes through the object uninterrupted. d. light is fully absorbed by the object. e. we can’t see an object that isn’t luminous.

An example of a fine motor skill is