A prepositional phrase is such a phrase which begins with a preposition (on, under, over, etc) and ends with a noun, pronoun, gerund, phrase etc.
So here, the correct sentence will be "On the stage the members of the orchestra began to tune their instruments".
The answer is letter C. To get others to agree with your point of view.
Answer:
the answer to this question is B "to illustrate the wealth and Commercial Success of the region"
Explanation: