The correct answer is letter C, in most primates, the inability to move the ear has been replaced by the ability to stand upright on two legs. This is because movement was much of a need to these primates than hunting for food. They needed to be agile to locate specific places where sources of food are abundant.
Solar power/energy or hydroelectric plants
Efferent nerve any nerve that carries impulses from the central nervous system toward the periphery, such as a motor nerve
