It’s illegal for high tech companies like Amazon and Google to publish their own books

Which of the following films is not one of Douglas Fairbanks' swashbuckling spectaculars?

a. The Mask of Zorro b. The Private Life of Don Juan c. The Iron Mask d. The Thief of Bagdad

A concluding strategy which helps to promote unity within a speech is

a. a summary of main points b. a rhetorical question c. a reference to the introduction d. a statistic