Answer:
C.
Explanation:
The topic sentence, introduces the...you guessed it, TOPIC. It often occurs at the top or close to the top of the paragraph, though with more a advanced thesis, this can change.
The right answers are options B and D.
In this excerpt from "The Travels of Marco Polo," the author intends to describe the city of Shihr. In fact, he narrates about its location, ruler, people , religion and commercial activities.
Besides, the author also provides information and further details about the ruler of Shihr. For example, he mentions that he is a man of justice and that he has several towns under his influence. However, he is under the authority of the sultan of Aden.
The answer is c. I hope that helps.