Answer:
D)They demonstrate Sindbad's respectability and his generosity toward the porter.
Step-by-step explanation:
The meaning that the underlined words and phrases creates in the passage is that they demonstrate Sindbad's respectability and his generosity toward the porter.
From the underlined words in the passage, it is clearly seen that Sindbad accorded so much level of respect. His appearance and fame gave him a "venerable air". Also, we see his generosity towards the porter. He gave the porter the privilege to sit close to him and to dine with him.
Therefore, Option D is the correct answer.