What clause do “that” and “where” introduce in the sentence “So when you come to the end of the innovations that business and government are willing to invest in, you still find a vast, unexplored space of innovation where the returns can be fantastic”?

What clause do “that” and “where” introduce in the sentence “So when you come to the end of the innovations that business and government are willing to invest in, you still find a vast, unexplored space of innovation where the returns can be fantastic”？

What is an important source of inspiration for Jack London’s writings? A: The frozen land of Klondike in Canada. B: The northern part of the United States of America. C: The underground world of the city of San Francisco. D: The unexplored wild mountain regions.

What clause do “that” and “where” introduce in the sentence “So when you come to the end of the innovations that business and government are willing to invest in, you still find a vast, unexplored space of innovation where the returns can be fantastic”？ A: Object clause B: Attributive clause C: Adverbial clause D: Predicative clause