According to the two key messages of "dialect vocabulary of Chuci" and "strong southern sentiment and local characteristics", we can see that the title describes the characteristics of Chuci. Based on what we have learned, Li Sao is a typical representative of Chu Ci, so item B is correct.
The Book of Songs is the earliest collection of poems. Shanglin Fu is the representative of Han Fu. Lin Yuling is a representative of Song Ci, and none of them fit the meaning of the topic, so ACD ruled out three items.
Extended data
The theme of the whole poem, that is, through the description of the poet's lifelong struggle for lofty ideals, strongly expresses his anguish and ambivalence of being killed, his spirit of dedication to the country, and his deep patriotism and sympathy for the people who share the same fate with the country, and his indomitable struggle spirit of bravely pursuing truth and light and upholding justice and ideals.
At the same time, it profoundly exposed the decadent and dark nature of the noble group of Chu headed by Chu Jun, and criticized their crimes of reversing right and wrong, running a private party, harming talents and doing evil for the country.