Please draft a contract for the sale of goods based on the following facts:

In January, in response to an inquiry, Seller sent Buyer an email offering to sell 10,000 widgets for $1.00 per widget or 5,000 widgets at $1.50 per or 3,000 widgets at $2.00 a widget. The email specified that payment was due on delivery, and once the offer was accepted, delivery would be within 30 days of acceptance. January 10, 2019 Buyer sent an email agreeing to purchase 10,000 widgets.