1. What does the passage mainly discuss?
(A) The care that various animals give to their offspring.
(B) The difficulties young animals face in obtaining food.
(C) The methods that mammals use to nurse their young.
(D) The importance among young mammals of becoming independent.

47. The word “it” in line 17 refers to (A) the Society of American Artists (B) the French Academy of Arts (C) the professional survival of - an artist (D) the National Academy of Design

48. Why docs the author mention the Armory Show in lines 19-20? (A)To explain why most American artiste rejected the influence or European experimental art (B)To explain why politically engaged art developed in the United States during the 1930’s (C)To give an example of an exhibition that introduced modem European artists (D)To argue that American painters were not sufficiently exposed to experimental art

49. According to the passage, the Regionalist (line 23) were artists who (A) documented the lives of urban inhabitants (B) portrayed life in me countryside (C) recorded the social consequences of economic change (D) were not committed to realism in their art

50- The word "witnessed”'in line 26 is closest in meaning to (A) opposed (B) observed (C) influenced (D) resulted in

2. The author lists various animals in line 5 to (A) contrast the feeding habits of different types of mammals (B) describe the process by which mammals came to be defined (C) emphasize the point that every type of mammal feeds its own young (D) explain why a particular feature of mammals is nonelective

3. The word "tend" in line 7 is closest in meaning to (A) sit on (B) move (C) notice (D) care for

4. What can be inferred from the passage about the practice of animal parents feeding their young? (A) It is unknown among fish. (B) It is unrelated to the size of the young. (C) It is dangerous for the parents. (D) It is most common among mammals.

5. The word "provisioning" in line 13 is closest in meaning to (A) supplying (B) preparing (C) building (D) expanding

6. According to the passage, how do some insects make sure their young have food? (A) By storing food near their young. (B) By locating their nests or cells near spiders and caterpillars. (C) By searching for food some distance from their nest. (D) By gathering food from a nearby water source.

7. The word "edge" in line 17 is closest in meaning to (A) opportunity (B) advantage (C) purpose (D) rest