Which choice best explains the device she repeats in the reason she does so?

Its been a while since i worked with those but here goes my best shot
dont hold it against me if i am wrong

i want to say its the last choice

Dogs have been considered man’s best friend for decades! most likely because of their kind and loyal nature. they make splendid companions. their loyalty is beyond compare and after all, a dog is the only thing on earth that loves you more than he loves himself! dogs see us as their friends and leaders, they’ll do anything in their power to ensure your comfort and safety.