Select the one-word substitute from the passage for the given group of words.
Rapid or sudden rise
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e., Upsurge.
In the passage, the term "upsurge" is used to describe the increase in the trade of gold after the Arabs invaded North Africa.
The sentence states: "When the Arabs invaded North Africa, there was an upsurge in the trade in gold."
Here, "upsurge" refers to the rapid or sudden rise in the gold trade, making it the appropriate one-word substitute for the given group of words.