Question

In The Dark Game, how does the author develop the central idea that Elizabeth Van Lew was a spymaster during the Civil War?

by including details about the work that Van Lew did
by recounting an anecdote that Van Lew tells in her own words
by citing an example of Van Lew’s coded messages
by illustrating the technology that Van Lew had available to her

Answer 1

by including details about the work that Van Lew did

The author develops the central idea by describing Van Lew’s spying activities and responsibilities, which shows she acted as a spymaster.