Volltaire was refused Christain burial in Paris (into a complex sentence)
It was Voltaire who was refused Christain burial in Paris.
Correct
It was Voltaire who had refused Christain burial in Paris.
It is Voltaire who was refused Christain burial in Paris.
It was voltaire who has been refused Christain burial in Paris
Explanation:
Correct Answer is: It was Voltaire who was refused Christain burial in Paris.