Digital PSAT Reading and Writing Practice Question 207: Answer and Explanation

Question: 207

Medieval alchemists made minor contributions to the creation of the periodic table through their tedious observation of the known elements' physical and chemical properties. ______ inquisitive minds made gradual progress toward understanding matter in its elemental form throughout the millennia, it was not until the 17th century that the discoveries which laid the table's foundation truly accelerated.

Which choice completes the text with the most logical transition?

  • A. When
  • B. Because
  • C. Although
  • D. Since

Correct Answer: C

Explanation:

(C) "Although" is the only option that shows a contrast between the long-standing gradual innovation with respect to the periodic table and the relatively recent acceleration of advancement.

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