Answer:
D. He or She
Explanation:
We can figure this out by using the standard order of elimination to see which one of the options makes sense. All of the words except for option D. are either much too vauge, don't make sense, or are grammatically incorrect.
"The True Conception of Empire" is actually a book that was written by Joseph <span>Chamberlain. And based on this book, what the author sees as the national mission or goal of Britain is to make their country [Britain] a world power and the answer to this would be option B. Hope this helps.</span>