EDC Bank holds a portfolio that has a delta of 70,000, a gamma of 1,000, and a vega of 1,500 with respect to gold. The bank wants to reduce this delta to 8,000 using puts on gold that have a delta of -0.35, gamma of 0.03, vega of 0.08, and contract size of 1,000. What position in these puts should the bank take? Note: Your answer must be accurate to the nearest contract. Short positions should be indicated with a negative sign. E.g., if you find a short position of 20 contracts, then put -20 as your