Comprehension:

In the following passage some of the words have been deleted. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

"I am proud to (1)___ to a religion which has taught the world both tolerance (2)_____ universal acceptance," he declared (3)____ September 11, 1893. "We believe not only in universal toleration, (4) _____ we accept all religions as true. I am proud to belon to a nation which has sheltered the prosecuted and the (5)_____ of all religions and nations of the earth."

Select the most appropriate option to fill in blank number 4.

but 

- The complete sentence is:  "We believe not only in universal toleration, but we accept all religions as true.

- In this sentence, the word "but" is used to connect the two contrasting ideas. The first part expresses a belief in universal toleration, and the second part introduces a contrasting idea that they also accept all religions as true.