First one is speed
Grams is mass
And last one is size diameter is meters
Carrying capacity in an ecosystem is the amount of organisms an ecosystem can hold. Some of the factors that affect the carrying capacity is
▪What kind of organism
▪ How big the ecosystem is
▪Where the ecosystem is located
▪How much food is available to the organisms
The answer is D since it produces a brighter light but if a car comes from the other side of the road the light must be shut off otherwise the other driver may be not able to see