Green,a Retailer,placed an Advertisement in a Local Newspaper on May

True/False

Green,a retailer,placed an advertisement in a local newspaper on May 5 that read: "Special Sale! New 16" portable TV set available for sale to the first 10 customers at my store on May 10 at a sale price of $100 each.Regular Price $199.First come,first served!" Doe was the 10th customer in the store on May 10,but Green refused to sell him a TV set for $100.
-Green's advertisement was a valid offer to sell,which Doe accepted by being one of the first 10 customers at the store on May 10,and verbally accepting the offer.