Because Japan refused to surrender causing the Pacific war to drag on and the United States offered a unconditional surrender known as the Potsdam declaration and said if they didn’t agree to it they would face the alternative of prompt and utter destruction and Japan ignored it
The body of the Declaration of Independence is made up of two sections.
The first section of the body of the Declaration gives evidence of the "long train of abuses and usurpations" heaped upon the colonists by King George III. The second section of the body states that the colonists had appealed in vain to their "British brethren" for a redress of their grievances. Having stated the conditions that made independence necessary and having shown that those conditions existed in British North America, the Declaration concludes that "these United Colonies are, and of Right ought to be Free and Independent States; that they are Absolved from all Allegiance to the British Crown, and that all political connection between them and the State of Great Britain, is and ought to be totally dissolved."
The third option seems to be the most likely, as the first and fourth options reflect conservative beliefs, and the second option isn't based upon party lines.
So the answer would be the third option.
C. The bible is one source of religious truth, but not the only one, was not declared