44. The word "symmetrical" in line 9 is closest in meaning to
(A) proportionally balanced
(B) commonly seen
(C) typical large
(D) steadily growing
45. The word "obvious" in line 10 is closest in meaning to
(A) discovered
(B) apparent
(C) understood
(D) simplistic
46. According to the passage, which of the following is NOT true of
elliptical galaxies?
(A) They are the largest galaxies.
(B) They mostly contain old stars.
(C) They contain a high amount of interstellar gas.
(D) They have a spherical shape
47. Which of the following characteristics of radio galaxies is mentioned
in the passage?
(A) They are a type of elliptical galaxy.
(B) They are usually too small to be seen with a telescope
(C) They are closely related to irregular galaxies.
(D) They are not as bright as spiral galaxies.
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