Your company needs to buy 1 million Euros in 90 days for a contract payment that

Your company needs to buy 1 million Euros in 90 days for a contract payment that is due.
Which would be the best alternative for your company?
Wait for 90 days and purchase the Euros in the spot market?
Purchase a 90 day forward contract today for the Euros?
Purchase a 90 day future contract today for the Euros?
Purchase a 90 day option contract today for the Euros?
What are the factors you would consider in making that decision?