The People of Sparks is a post-apocalyptic science fiction novel by American writer Jeanne DuPrau, published in 2004. It is the second ''Book of Ember'' in the series, and a sequel to The City of Ember; other books in the series include The Prophet of Yonwood and The Diamond of Darkhold.

What's the best answer to this question: is there a sequel to the city of ember?

OPTIONS:
i. no;
ii. yes;...A:
ii.