Read the excerpt from A History of the World in 100 Objects.This thinning would materially change the sound of the drum, evidence that although it might continue to be used for its original purpose of music-making or calling people to arms, it would now do so with a different voice. A musical instrument had become a trophy, and the new carvings were in fact branding, a statement of the north’s political dominance over Central Africa and of allegiance to Islam.The drum had come to Khartoum at a critical moment in Sudanese history.
Answer
A
emphasize the word's importance and the idea that follows
B
add emphasis to the following sentence
C
signal that something important has just been repeated