The correct option is C Emu
Emu is a bird native to Australia and the only extant member of the genus Dromaius. It is flightless and It is the second-largest extant bird in the world by height, after its ratite relative, the ostrich. They have long thin necks and legs. They can travel great distances at a fast, economical trot and, if necessary, can sprint at 50 km/h. Hence, option D is correct.