PSAT Writing and Language Question 690: Answer and Explanation

Question: 690

  • A. NO CHANGE
  • B. and the Big Bang theory of cosmology.
  • C. and the cosmological theoretical foundations of the Big Bang.
  • D. but the Big Bang theory of cosmology in contrast.

Correct Answer: A

Explanation:

(A) A phrase that starts with "from . . ." can be appropriately joined with "to . . . ." Joining "from . . ." with an "and" or with a "but" does not work in this context.

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