Final answer:
Polycarp's letter to the Philippians is neither 1,000, 500, 100, nor 5 pages long. It is only a few pages long and contains theological insights and early Christian thought, not over a hundred quotations as suggested.
Step-by-step explanation:
The letter by Polycarp to the Philippians is actually quite brief and is much shorter than any of the page lengths suggested in the multiple-choice options provided. None of the options (one thousand pages, five hundred pages, one hundred pages, or five pages) are correct because Polycarp's epistle to the Philippians is only a few pages long.
For educational purposes, it’s essential to note that the letter contains valuable theological insights and is known for its quotations of New Testament writings and early Christian thought, although not in the sheer number that the question suggests.