Hello there ^ _ ^
I believe the answer is : A - Evolution
Good luck!
Radio waves has the least energy
Each bone has a humerus. The ones that have these bones are humans, lions and birds
The relationship of the herbivore and producer organism is directly proportional.
This means,when there is a decline in the population of ther producer specie then herbivores will also decrease. This because herbivores are dependent on this type of food for its survivel so in sense, they wouldn't survive without this food source.
