Which sentence uses vivid language to establish a confident tone?
A. Biomechanical engineers now design metal prostheses for animals that need new limbs.
B. Our dog Koz has three legs, but people rarely notice because he has ultra-long hair and does not limp.
C. My dog and I have been training for months, and I think we now have the potential for being finalists in the canine agility trials.
D. The path to my future career is arrow-straight: I have an unwavering commitment to helping injured animals live normal lives.