To write 52,964 in words, break it into place-value groups.

• 52 thousands → "Fifty-two thousand"
• 964 → "nine hundred and sixty-four"
• Combine: "Fifty-two thousand, nine hundred and sixty-four"

Option A uses "five hundred and twenty-nine thousand" (529,000) — wrong.
Option B uses "fifty-two hundred" = 5,200 — wrong.
Option C uses "five hundred and twenty thousand" (520,000) — wrong.
Option D matches: fifty-two thousand, nine hundred and sixty-four.

Final Answer: D: Fifty-two thousand, nine hundred and sixty-four