"Across the street" is the prepositional phrase in this sentence. Best friend lives where? Best friend lives across the street. The prepositional phrase in this sentence indicates C) where the best friend lives.
There exists the same question that has the following choices.
<span>A. He was a fierce warrior. B. He took pleasure in destruction. C. He was disliked by both friends and enemies. </span> The correct answer is letter A. <span>He was a fierce warrior.</span>