Active-to-passive voice transformation (English grammar) Original sentence: After driving Professor Kumar to the museum, she dropped him at his hotel. Choose the correctly formed passive-voice sentence that preserves the original meaning and tense.

Given data

• Active sentence: "After driving Professor Kumar to the museum, she dropped him at his hotel."
• Task: Convert to a grammatical passive that retains meaning and appropriate tense/aspect.

Concept/Approach
Use a participial clause for "after driving" → "after being driven", and convert the main clause "she dropped him" to passive: "Professor Kumar was dropped".

Step-by-step transformation
Agent and object: She (agent) dropped him → "him" is Professor Kumar (patient).Participial time clause: "after driving" (active) → "after being driven" (passive).Main clause: "she dropped him" (simple past) → "he was dropped" (simple past passive).Combine: "After being driven to the museum, Professor Kumar was dropped at his hotel."

Why other options are wrong
(b) Ungrammatical sequence "was being driven dropped".(c) Changes aspect unnecessarily to past perfect twice and remains active; also awkward.(d) Ungrammatical word order and incorrect auxiliary use.

Final Answer
After being driven to the museum, Professor Kumar was dropped at his hotel.