16. The group called the Teton Sioux inhabits parts of North and South Dakota; their language and customs differ, however, from the Yankton, Sisseton, and Dakota Sioux.
(A) their language and customs differ, however, from
(B) its language and customs differ, however, from
(C) however, they have different language and customs than
(D) however, their language and customs differ from those of
(E) its language and customs differ, however, from those of
17. During the first nine months of 1979, textbook publishers incurred substantial costs for creating products that, due to a decline in public funding for instructional material, never were sold.
(A) funding for instructional material, never were
(B) funding for instructional material, never was
(C) funding, the instructional material, was never
(D) funding for instructional material, the products were never
(E) funding, they were never
18. Ancient Romans found it therapeutic to bathe in cold milk, in strawberries that had been crushed, or in bathtubs filled with black caviar.
(A) to bathe in cold milk, in strawberries that had been crushed, or in bathtubs filled with black caviar
(B) that they bathe in cold milk, in strawberries that had been crushed, or in caviar that was black
(C) to bathe in cold milk, crushed strawberries, or black caviar
(D) that they bathe in cold milk, crushed strawberries, or black caviar
(E) to bathe in milk , strawberries, or caviar
19. Balzac drank more than fifty cups of coffee a day and died of caffeine poisoning; furthermore, caffeine did not seem to bother Samuel Johnson, the great writer and lexicographer, who was reported to have drunk twenty-five cups of tea at one sitting.
(A) furthermore, caffeine did not seem to bother
(B) however, caffeine did not seem to bother
(C) however, caffeine did not seem to have bothered
(D) furthermore, caffeine did not seem to have bothered
(E) in addition, caffeine did not seem to bother