Seth Told the Salesperson at Outdoor Times That He Wanted

Seth told the salesperson at Outdoor Times that he wanted the sleeping bag that was advertised in the Sunday paper; one that would keep him comfortable if the temperature drops to 10 degrees Fahrenheit.The salesperson told Seth they were sold out of that bag,but there were two other styles that would meet his needs and were the same price.Seth insisted he wanted the advertised bag and threatened to sue for breach of contract.Which is true?

A) Outdoor Times is guilty of "bait and swap."
B) Seth will prevail in his case, as Outdoor Times is responsible for having sufficient stock of advertised items.
C) Seth will not prevail, as the advertisement was simply an invitation to negotiate.
D) Outdoor Times must provide Seth with a raincheck, ensuring he can buy the same bag at the sales price at a later date.