27. The author implies that in the 1920's and 1930's home deliveries of ice
(A) decreased in number
(B) were on an irregular schedule
(C) increased in cost
(D) occurred only in the summer
28. The word “Nevertheless” in line 24 is closest in meaning to
(A) therefore
(B) because
(C) occasionally
(D) however
29. Which of the following types of food preservation was NOT mentioned in the passage?
(A) Drying
(B) Canning
(C) Cold storage
(D) Chemical additives
30. Which of the following statements is supported by the passage?
(A) Tin cans and iceboxes helped to make many foods more widely available.
(B) Commercial ice factories were developed by railroad owners.
(C) Most farmers in the United States raised only fruits and vegetables.
(D) People who lived in cities demanded home delivery of foods.
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