1. head hands or arms 2. shaking hands or kissing or hugging 3. buenos días buenos tardes buenas noches 4. in the afternoon 5. approximately 7:00 at night 6. qué tal, whats up, qué hubo / quiubo, hola, chao, nos vemos
D is your best answer choice, because Madrid is located ~the middle of Spain. The only answer choice towards the middle is d, therefore making it your answer.